Home / 72,930,045.65-109,395,255.33-29,799,248.94

Finding the Fourth Proportional to 72,930,045.65, 109,395,255.33 and 29,799,248.94

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Solution

The fourth proportional to 72,930,045.65, 109,395,255.33 and 29,799,248.94 is: 44,698,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,930,045.65 : 109,395,255.33 = 29,799,248.94 : x
  2. Step 2: Convert to fraction form
    72,930,045.65/109,395,255.33 = 29,799,248.94/x
  3. Step 3: Cross multiply
    72,930,045.65x = 109,395,255.33 × 29,799,248.94
  4. Step 4: Simplify right side
    72,930,045.65x = 3,259,896,446,433,532
  5. Step 5: Solve for x
    x = 3,259,896,446,433,532/72,930,045.65
  6. Step 6: Final answer
    x = 44,698,949.76

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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.