Home / 65,085,357.67-89,818,471.13-35,718,592.30

Finding the Fourth Proportional to 65,085,357.67, 89,818,471.13 and 35,718,592.30

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Solution

The fourth proportional to 65,085,357.67, 89,818,471.13 and 35,718,592.30 is: 49,292,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,085,357.67 : 89,818,471.13 = 35,718,592.30 : x
  2. Step 2: Convert to fraction form
    65,085,357.67/89,818,471.13 = 35,718,592.30/x
  3. Step 3: Cross multiply
    65,085,357.67x = 89,818,471.13 × 35,718,592.30
  4. Step 4: Simplify right side
    65,085,357.67x = 3,208,189,350,898,651
  5. Step 5: Solve for x
    x = 3,208,189,350,898,651/65,085,357.67
  6. Step 6: Final answer
    x = 49,292,029.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.