Home / 474,753,384.80-712,130,077.20-267,278,818.40

Finding the Fourth Proportional to 474,753,384.80, 712,130,077.20 and 267,278,818.40

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Solution

The fourth proportional to 474,753,384.80, 712,130,077.20 and 267,278,818.40 is: 400,918,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,753,384.80 : 712,130,077.20 = 267,278,818.40 : x
  2. Step 2: Convert to fraction form
    474,753,384.80/712,130,077.20 = 267,278,818.40/x
  3. Step 3: Cross multiply
    474,753,384.80x = 712,130,077.20 × 267,278,818.40
  4. Step 4: Simplify right side
    474,753,384.80x = 190,337,285,581,116,800
  5. Step 5: Solve for x
    x = 190,337,285,581,116,800/474,753,384.80
  6. Step 6: Final answer
    x = 400,918,227.60

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1.5x scale

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.