Home / 370,842,449,489.55-556,263,674,234.32-91,670,114,897.55

Finding the Fourth Proportional to 370,842,449,489.55, 556,263,674,234.32 and 91,670,114,897.55

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Solution

The fourth proportional to 370,842,449,489.55, 556,263,674,234.32 and 91,670,114,897.55 is: 137,505,172,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,842,449,489.55 : 556,263,674,234.32 = 91,670,114,897.55 : x
  2. Step 2: Convert to fraction form
    370,842,449,489.55/556,263,674,234.32 = 91,670,114,897.55/x
  3. Step 3: Cross multiply
    370,842,449,489.55x = 556,263,674,234.32 × 91,670,114,897.55
  4. Step 4: Simplify right side
    370,842,449,489.55x = 50,992,754,930,393,433,505,792
  5. Step 5: Solve for x
    x = 50,992,754,930,393,433,505,792/370,842,449,489.55
  6. Step 6: Final answer
    x = 137,505,172,346.32

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Double scale
Find fourth proportional to 370,842,449,490.55, 556,263,674,235.82 and 91,670,114,898.55
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.