Home / 125,208,003.70-187,812,005.55-88,928,298.10

Finding the Fourth Proportional to 125,208,003.70, 187,812,005.55 and 88,928,298.10

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Solution

The fourth proportional to 125,208,003.70, 187,812,005.55 and 88,928,298.10 is: 133,392,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,208,003.70 : 187,812,005.55 = 88,928,298.10 : x
  2. Step 2: Convert to fraction form
    125,208,003.70/187,812,005.55 = 88,928,298.10/x
  3. Step 3: Cross multiply
    125,208,003.70x = 187,812,005.55 × 88,928,298.10
  4. Step 4: Simplify right side
    125,208,003.70x = 16,701,802,016,309,254
  5. Step 5: Solve for x
    x = 16,701,802,016,309,254/125,208,003.70
  6. Step 6: Final answer
    x = 133,392,447.15

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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.