Home / 2,186,904,602.25-3,280,992,178.48-787,862,254.91

Finding the Fourth Proportional to 2,186,904,602.25, 3,280,992,178.48 and 787,862,254.91

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Solution

The fourth proportional to 2,186,904,602.25, 3,280,992,178.48 and 787,862,254.91 is: 1,182,022,248.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,904,602.25 : 3,280,992,178.48 = 787,862,254.91 : x
  2. Step 2: Convert to fraction form
    2,186,904,602.25/3,280,992,178.48 = 787,862,254.91/x
  3. Step 3: Cross multiply
    2,186,904,602.25x = 3,280,992,178.48 × 787,862,254.91
  4. Step 4: Simplify right side
    2,186,904,602.25x = 2,584,969,896,060,951,040
  5. Step 5: Solve for x
    x = 2,584,969,896,060,951,040/2,186,904,602.25
  6. Step 6: Final answer
    x = 1,182,022,248.89

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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.