Home / 102,247,259.28-153,447,061.44-75,023,899.20

Finding the Fourth Proportional to 102,247,259.28, 153,447,061.44 and 75,023,899.20

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Solution

The fourth proportional to 102,247,259.28, 153,447,061.44 and 75,023,899.20 is: 112,591,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,247,259.28 : 153,447,061.44 = 75,023,899.20 : x
  2. Step 2: Convert to fraction form
    102,247,259.28/153,447,061.44 = 75,023,899.20/x
  3. Step 3: Cross multiply
    102,247,259.28x = 153,447,061.44 × 75,023,899.20
  4. Step 4: Simplify right side
    102,247,259.28x = 11,512,196,870,010,768
  5. Step 5: Solve for x
    x = 11,512,196,870,010,768/102,247,259.28
  6. Step 6: Final answer
    x = 112,591,740.37

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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.