Home / 100,926,244.20-139,278,273.04-54,516,498.50

Finding the Fourth Proportional to 100,926,244.20, 139,278,273.04 and 54,516,498.50

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Solution

The fourth proportional to 100,926,244.20, 139,278,273.04 and 54,516,498.50 is: 75,232,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,244.20 : 139,278,273.04 = 54,516,498.50 : x
  2. Step 2: Convert to fraction form
    100,926,244.20/139,278,273.04 = 54,516,498.50/x
  3. Step 3: Cross multiply
    100,926,244.20x = 139,278,273.04 × 54,516,498.50
  4. Step 4: Simplify right side
    100,926,244.20x = 7,592,963,763,267,750
  5. Step 5: Solve for x
    x = 7,592,963,763,267,750/100,926,244.20
  6. Step 6: Final answer
    x = 75,232,798.20

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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.