Home / 372,216,346.55-558,345,515.03-113,440,008.95

Finding the Fourth Proportional to 372,216,346.55, 558,345,515.03 and 113,440,008.95

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Solution

The fourth proportional to 372,216,346.55, 558,345,515.03 and 113,440,008.95 is: 170,166,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,216,346.55 : 558,345,515.03 = 113,440,008.95 : x
  2. Step 2: Convert to fraction form
    372,216,346.55/558,345,515.03 = 113,440,008.95/x
  3. Step 3: Cross multiply
    372,216,346.55x = 558,345,515.03 × 113,440,008.95
  4. Step 4: Simplify right side
    372,216,346.55x = 63,338,720,221,628,360
  5. Step 5: Solve for x
    x = 63,338,720,221,628,360/372,216,346.55
  6. Step 6: Final answer
    x = 170,166,412.11

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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.