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Finding the Fourth Proportional to 473,857,833.15, 653,956,929.68 and 265,033,275.39

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Solution

The fourth proportional to 473,857,833.15, 653,956,929.68 and 265,033,275.39 is: 365,764,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,857,833.15 : 653,956,929.68 = 265,033,275.39 : x
  2. Step 2: Convert to fraction form
    473,857,833.15/653,956,929.68 = 265,033,275.39/x
  3. Step 3: Cross multiply
    473,857,833.15x = 653,956,929.68 × 265,033,275.39
  4. Step 4: Simplify right side
    473,857,833.15x = 173,320,347,035,753,120
  5. Step 5: Solve for x
    x = 173,320,347,035,753,120/473,857,833.15
  6. Step 6: Final answer
    x = 365,764,444.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.