Home / 87,092,574.30-130,638,861.45-64,417,758.30

Finding the Fourth Proportional to 87,092,574.30, 130,638,861.45 and 64,417,758.30

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Solution

The fourth proportional to 87,092,574.30, 130,638,861.45 and 64,417,758.30 is: 96,626,637.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,092,574.30 : 130,638,861.45 = 64,417,758.30 : x
  2. Step 2: Convert to fraction form
    87,092,574.30/130,638,861.45 = 64,417,758.30/x
  3. Step 3: Cross multiply
    87,092,574.30x = 130,638,861.45 × 64,417,758.30
  4. Step 4: Simplify right side
    87,092,574.30x = 8,415,462,601,473,287
  5. Step 5: Solve for x
    x = 8,415,462,601,473,287/87,092,574.30
  6. Step 6: Final answer
    x = 96,626,637.45

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Similar ratio
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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.