Home / 484,984,560.30-727,722,562.05-212,358,000.30

Finding the Fourth Proportional to 484,984,560.30, 727,722,562.05 and 212,358,000.30

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Solution

The fourth proportional to 484,984,560.30, 727,722,562.05 and 212,358,000.30 is: 318,644,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,984,560.30 : 727,722,562.05 = 212,358,000.30 : x
  2. Step 2: Convert to fraction form
    484,984,560.30/727,722,562.05 = 212,358,000.30/x
  3. Step 3: Cross multiply
    484,984,560.30x = 727,722,562.05 × 212,358,000.30
  4. Step 4: Simplify right side
    484,984,560.30x = 154,537,708,050,130,656
  5. Step 5: Solve for x
    x = 154,537,708,050,130,656/484,984,560.30
  6. Step 6: Final answer
    x = 318,644,593.46

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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.