Home / 129,113,120.48-193,681,311.15-41,676,710.58

Finding the Fourth Proportional to 129,113,120.48, 193,681,311.15 and 41,676,710.58

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Solution

The fourth proportional to 129,113,120.48, 193,681,311.15 and 41,676,710.58 is: 62,518,820.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,113,120.48 : 193,681,311.15 = 41,676,710.58 : x
  2. Step 2: Convert to fraction form
    129,113,120.48/193,681,311.15 = 41,676,710.58/x
  3. Step 3: Cross multiply
    129,113,120.48x = 193,681,311.15 × 41,676,710.58
  4. Step 4: Simplify right side
    129,113,120.48x = 8,071,999,949,709,764
  5. Step 5: Solve for x
    x = 8,071,999,949,709,764/129,113,120.48
  6. Step 6: Final answer
    x = 62,518,820.09

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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.