Home / 472,070,864.20-708,106,296.30-267,997,520.20

Finding the Fourth Proportional to 472,070,864.20, 708,106,296.30 and 267,997,520.20

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Solution

The fourth proportional to 472,070,864.20, 708,106,296.30 and 267,997,520.20 is: 401,996,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,070,864.20 : 708,106,296.30 = 267,997,520.20 : x
  2. Step 2: Convert to fraction form
    472,070,864.20/708,106,296.30 = 267,997,520.20/x
  3. Step 3: Cross multiply
    472,070,864.20x = 708,106,296.30 × 267,997,520.20
  4. Step 4: Simplify right side
    472,070,864.20x = 189,770,731,446,406,400
  5. Step 5: Solve for x
    x = 189,770,731,446,406,400/472,070,864.20
  6. Step 6: Final answer
    x = 401,996,280.30

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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.