Home / 370,842,449,700.80-556,263,674,551.20-91,670,115,108.80

Finding the Fourth Proportional to 370,842,449,700.80, 556,263,674,551.20 and 91,670,115,108.80

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Solution

The fourth proportional to 370,842,449,700.80, 556,263,674,551.20 and 91,670,115,108.80 is: 137,505,172,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,842,449,700.80 : 556,263,674,551.20 = 91,670,115,108.80 : x
  2. Step 2: Convert to fraction form
    370,842,449,700.80/556,263,674,551.20 = 91,670,115,108.80/x
  3. Step 3: Cross multiply
    370,842,449,700.80x = 556,263,674,551.20 × 91,670,115,108.80
  4. Step 4: Simplify right side
    370,842,449,700.80x = 50,992,755,076,952,565,481,472
  5. Step 5: Solve for x
    x = 50,992,755,076,952,565,481,472/370,842,449,700.80
  6. Step 6: Final answer
    x = 137,505,172,663.20

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Double scale
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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.