Home / 284,000,608.40-425,664,989.40-147,615,789.20

Finding the Fourth Proportional to 284,000,608.40, 425,664,989.40 and 147,615,789.20

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Solution

The fourth proportional to 284,000,608.40, 425,664,989.40 and 147,615,789.20 is: 221,249,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,000,608.40 : 425,664,989.40 = 147,615,789.20 : x
  2. Step 2: Convert to fraction form
    284,000,608.40/425,664,989.40 = 147,615,789.20/x
  3. Step 3: Cross multiply
    284,000,608.40x = 425,664,989.40 × 147,615,789.20
  4. Step 4: Simplify right side
    284,000,608.40x = 62,834,873,345,090,624
  5. Step 5: Solve for x
    x = 62,834,873,345,090,624/284,000,608.40
  6. Step 6: Final answer
    x = 221,249,080.06

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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.