Home / 48,399,342.63-72,646,843.92-25,680,239.88

Finding the Fourth Proportional to 48,399,342.63, 72,646,843.92 and 25,680,239.88

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Solution

The fourth proportional to 48,399,342.63, 72,646,843.92 and 25,680,239.88 is: 38,545,737.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399,342.63 : 72,646,843.92 = 25,680,239.88 : x
  2. Step 2: Convert to fraction form
    48,399,342.63/72,646,843.92 = 25,680,239.88/x
  3. Step 3: Cross multiply
    48,399,342.63x = 72,646,843.92 × 25,680,239.88
  4. Step 4: Simplify right side
    48,399,342.63x = 1,865,588,378,390,519.50
  5. Step 5: Solve for x
    x = 1,865,588,378,390,519.50/48,399,342.63
  6. Step 6: Final answer
    x = 38,545,737.96

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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.