Home / 101,341,154.08-139,847,045.97-54,930,411.55

Finding the Fourth Proportional to 101,341,154.08, 139,847,045.97 and 54,930,411.55

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Solution

The fourth proportional to 101,341,154.08, 139,847,045.97 and 54,930,411.55 is: 75,801,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341,154.08 : 139,847,045.97 = 54,930,411.55 : x
  2. Step 2: Convert to fraction form
    101,341,154.08/139,847,045.97 = 54,930,411.55/x
  3. Step 3: Cross multiply
    101,341,154.08x = 139,847,045.97 × 54,930,411.55
  4. Step 4: Simplify right side
    101,341,154.08x = 7,681,855,789,183,868
  5. Step 5: Solve for x
    x = 7,681,855,789,183,868/101,341,154.08
  6. Step 6: Final answer
    x = 75,801,937.12

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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.