Home / 661,825,319.60-992,737,979.40-177,151,127.60

Finding the Fourth Proportional to 661,825,319.60, 992,737,979.40 and 177,151,127.60

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Solution

The fourth proportional to 661,825,319.60, 992,737,979.40 and 177,151,127.60 is: 265,726,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,825,319.60 : 992,737,979.40 = 177,151,127.60 : x
  2. Step 2: Convert to fraction form
    661,825,319.60/992,737,979.40 = 177,151,127.60/x
  3. Step 3: Cross multiply
    661,825,319.60x = 992,737,979.40 × 177,151,127.60
  4. Step 4: Simplify right side
    661,825,319.60x = 175,864,652,462,055,552
  5. Step 5: Solve for x
    x = 175,864,652,462,055,552/661,825,319.60
  6. Step 6: Final answer
    x = 265,726,691.40

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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.