Home / 99,664,052.48-137,539,690.24-57,844,981.76

Finding the Fourth Proportional to 99,664,052.48, 137,539,690.24 and 57,844,981.76

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Solution

The fourth proportional to 99,664,052.48, 137,539,690.24 and 57,844,981.76 is: 79,827,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,664,052.48 : 137,539,690.24 = 57,844,981.76 : x
  2. Step 2: Convert to fraction form
    99,664,052.48/137,539,690.24 = 57,844,981.76/x
  3. Step 3: Cross multiply
    99,664,052.48x = 137,539,690.24 × 57,844,981.76
  4. Step 4: Simplify right side
    99,664,052.48x = 7,955,980,873,208,850
  5. Step 5: Solve for x
    x = 7,955,980,873,208,850/99,664,052.48
  6. Step 6: Final answer
    x = 79,827,988.88

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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.