Home / 1,447,997,951.40-2,171,996,927.10-527,904,306.60

Finding the Fourth Proportional to 1,447,997,951.40, 2,171,996,927.10 and 527,904,306.60

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Solution

The fourth proportional to 1,447,997,951.40, 2,171,996,927.10 and 527,904,306.60 is: 791,856,459.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,997,951.40 : 2,171,996,927.10 = 527,904,306.60 : x
  2. Step 2: Convert to fraction form
    1,447,997,951.40/2,171,996,927.10 = 527,904,306.60/x
  3. Step 3: Cross multiply
    1,447,997,951.40x = 2,171,996,927.10 × 527,904,306.60
  4. Step 4: Simplify right side
    1,447,997,951.40x = 1,146,606,531,738,056,192
  5. Step 5: Solve for x
    x = 1,146,606,531,738,056,192/1,447,997,951.40
  6. Step 6: Final answer
    x = 791,856,459.90

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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.