Home / 99,664,053.48-137,539,691.62-57,844,982.76

Finding the Fourth Proportional to 99,664,053.48, 137,539,691.62 and 57,844,982.76

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Solution

The fourth proportional to 99,664,053.48, 137,539,691.62 and 57,844,982.76 is: 79,827,990.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,664,053.48 : 137,539,691.62 = 57,844,982.76 : x
  2. Step 2: Convert to fraction form
    99,664,053.48/137,539,691.62 = 57,844,982.76/x
  3. Step 3: Cross multiply
    99,664,053.48x = 137,539,691.62 × 57,844,982.76
  4. Step 4: Simplify right side
    99,664,053.48x = 7,955,981,090,574,616
  5. Step 5: Solve for x
    x = 7,955,981,090,574,616/99,664,053.48
  6. Step 6: Final answer
    x = 79,827,990.26

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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.