Home / 102,524,659.50-153,769,643.49-28,731,455.91

Finding the Fourth Proportional to 102,524,659.50, 153,769,643.49 and 28,731,455.91

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Solution

The fourth proportional to 102,524,659.50, 153,769,643.49 and 28,731,455.91 is: 43,092,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,524,659.50 : 153,769,643.49 = 28,731,455.91 : x
  2. Step 2: Convert to fraction form
    102,524,659.50/153,769,643.49 = 28,731,455.91/x
  3. Step 3: Cross multiply
    102,524,659.50x = 153,769,643.49 × 28,731,455.91
  4. Step 4: Simplify right side
    102,524,659.50x = 4,418,025,732,229,354
  5. Step 5: Solve for x
    x = 4,418,025,732,229,354/102,524,659.50
  6. Step 6: Final answer
    x = 43,092,322.90

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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.