Home / 155,690,147.20-233,535,220.80-98,359,254.40

Finding the Fourth Proportional to 155,690,147.20, 233,535,220.80 and 98,359,254.40

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Solution

The fourth proportional to 155,690,147.20, 233,535,220.80 and 98,359,254.40 is: 147,538,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,690,147.20 : 233,535,220.80 = 98,359,254.40 : x
  2. Step 2: Convert to fraction form
    155,690,147.20/233,535,220.80 = 98,359,254.40/x
  3. Step 3: Cross multiply
    155,690,147.20x = 233,535,220.80 × 98,359,254.40
  4. Step 4: Simplify right side
    155,690,147.20x = 22,970,350,194,027,376
  5. Step 5: Solve for x
    x = 22,970,350,194,027,376/155,690,147.20
  6. Step 6: Final answer
    x = 147,538,881.60

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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.