Home / 124,260,700.92-186,417,956.94-47,583,731.87

Finding the Fourth Proportional to 124,260,700.92, 186,417,956.94 and 47,583,731.87

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Solution

The fourth proportional to 124,260,700.92, 186,417,956.94 and 47,583,731.87 is: 71,385,900.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,260,700.92 : 186,417,956.94 = 47,583,731.87 : x
  2. Step 2: Convert to fraction form
    124,260,700.92/186,417,956.94 = 47,583,731.87/x
  3. Step 3: Cross multiply
    124,260,700.92x = 186,417,956.94 × 47,583,731.87
  4. Step 4: Simplify right side
    124,260,700.92x = 8,870,462,078,786,165
  5. Step 5: Solve for x
    x = 8,870,462,078,786,165/124,260,700.92
  6. Step 6: Final answer
    x = 71,385,900.88

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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.