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Finding the Fourth Proportional to 536,357,601.60, 804,536,402.40 and 191,700,398.40

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Solution

The fourth proportional to 536,357,601.60, 804,536,402.40 and 191,700,398.40 is: 287,550,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,357,601.60 : 804,536,402.40 = 191,700,398.40 : x
  2. Step 2: Convert to fraction form
    536,357,601.60/804,536,402.40 = 191,700,398.40/x
  3. Step 3: Cross multiply
    536,357,601.60x = 804,536,402.40 × 191,700,398.40
  4. Step 4: Simplify right side
    536,357,601.60x = 154,229,948,867,382,720
  5. Step 5: Solve for x
    x = 154,229,948,867,382,720/536,357,601.60
  6. Step 6: Final answer
    x = 287,550,597.60

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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.