Home / 553,392,002.60-829,192,208.70-348,553,500.20

Finding the Fourth Proportional to 553,392,002.60, 829,192,208.70 and 348,553,500.20

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Solution

The fourth proportional to 553,392,002.60, 829,192,208.70 and 348,553,500.20 is: 522,266,034.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,392,002.60 : 829,192,208.70 = 348,553,500.20 : x
  2. Step 2: Convert to fraction form
    553,392,002.60/829,192,208.70 = 348,553,500.20/x
  3. Step 3: Cross multiply
    553,392,002.60x = 829,192,208.70 × 348,553,500.20
  4. Step 4: Simplify right side
    553,392,002.60x = 289,017,846,680,953,920
  5. Step 5: Solve for x
    x = 289,017,846,680,953,920/553,392,002.60
  6. Step 6: Final answer
    x = 522,266,034.43

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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.