Home / 147,015,813.20-220,523,719.80-98,516,901.20

Finding the Fourth Proportional to 147,015,813.20, 220,523,719.80 and 98,516,901.20

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Solution

The fourth proportional to 147,015,813.20, 220,523,719.80 and 98,516,901.20 is: 147,775,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,015,813.20 : 220,523,719.80 = 98,516,901.20 : x
  2. Step 2: Convert to fraction form
    147,015,813.20/220,523,719.80 = 98,516,901.20/x
  3. Step 3: Cross multiply
    147,015,813.20x = 220,523,719.80 × 98,516,901.20
  4. Step 4: Simplify right side
    147,015,813.20x = 21,725,313,515,793,084
  5. Step 5: Solve for x
    x = 21,725,313,515,793,084/147,015,813.20
  6. Step 6: Final answer
    x = 147,775,351.80

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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.