Home / 86,832,120.10-130,347,712.95-50,950,545.70

Finding the Fourth Proportional to 86,832,120.10, 130,347,712.95 and 50,950,545.70

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Solution

The fourth proportional to 86,832,120.10, 130,347,712.95 and 50,950,545.70 is: 76,484,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,832,120.10 : 130,347,712.95 = 50,950,545.70 : x
  2. Step 2: Convert to fraction form
    86,832,120.10/130,347,712.95 = 50,950,545.70/x
  3. Step 3: Cross multiply
    86,832,120.10x = 130,347,712.95 × 50,950,545.70
  4. Step 4: Simplify right side
    86,832,120.10x = 6,641,287,105,549,457
  5. Step 5: Solve for x
    x = 6,641,287,105,549,457/86,832,120.10
  6. Step 6: Final answer
    x = 76,484,221.48

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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.