Home / 98,569,412.80-147,854,119.20-43,981,892.80

Finding the Fourth Proportional to 98,569,412.80, 147,854,119.20 and 43,981,892.80

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Solution

The fourth proportional to 98,569,412.80, 147,854,119.20 and 43,981,892.80 is: 65,972,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,569,412.80 : 147,854,119.20 = 43,981,892.80 : x
  2. Step 2: Convert to fraction form
    98,569,412.80/147,854,119.20 = 43,981,892.80/x
  3. Step 3: Cross multiply
    98,569,412.80x = 147,854,119.20 × 43,981,892.80
  4. Step 4: Simplify right side
    98,569,412.80x = 6,502,904,020,692,821
  5. Step 5: Solve for x
    x = 6,502,904,020,692,821/98,569,412.80
  6. Step 6: Final answer
    x = 65,972,839.20

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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.