Home / 101,341,148.59-139,847,038.40-54,930,406.06

Finding the Fourth Proportional to 101,341,148.59, 139,847,038.40 and 54,930,406.06

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Solution

The fourth proportional to 101,341,148.59, 139,847,038.40 and 54,930,406.06 is: 75,801,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341,148.59 : 139,847,038.40 = 54,930,406.06 : x
  2. Step 2: Convert to fraction form
    101,341,148.59/139,847,038.40 = 54,930,406.06/x
  3. Step 3: Cross multiply
    101,341,148.59x = 139,847,038.40 × 54,930,406.06
  4. Step 4: Simplify right side
    101,341,148.59x = 7,681,854,605,603,839
  5. Step 5: Solve for x
    x = 7,681,854,605,603,839/101,341,148.59
  6. Step 6: Final answer
    x = 75,801,929.55

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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.