Home / 205,257,046.79-307,883,001.02-49,812,142.31

Finding the Fourth Proportional to 205,257,046.79, 307,883,001.02 and 49,812,142.31

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Solution

The fourth proportional to 205,257,046.79, 307,883,001.02 and 49,812,142.31 is: 74,717,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,257,046.79 : 307,883,001.02 = 49,812,142.31 : x
  2. Step 2: Convert to fraction form
    205,257,046.79/307,883,001.02 = 49,812,142.31/x
  3. Step 3: Cross multiply
    205,257,046.79x = 307,883,001.02 × 49,812,142.31
  4. Step 4: Simplify right side
    205,257,046.79x = 15,336,311,861,389,054
  5. Step 5: Solve for x
    x = 15,336,311,861,389,054/205,257,046.79
  6. Step 6: Final answer
    x = 74,717,589.97

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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.