Home / 86,446,545.71-119,297,179.59-47,288,322.84

Finding the Fourth Proportional to 86,446,545.71, 119,297,179.59 and 47,288,322.84

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Solution

The fourth proportional to 86,446,545.71, 119,297,179.59 and 47,288,322.84 is: 65,258,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446,545.71 : 119,297,179.59 = 47,288,322.84 : x
  2. Step 2: Convert to fraction form
    86,446,545.71/119,297,179.59 = 47,288,322.84/x
  3. Step 3: Cross multiply
    86,446,545.71x = 119,297,179.59 × 47,288,322.84
  4. Step 4: Simplify right side
    86,446,545.71x = 5,641,363,542,353,379
  5. Step 5: Solve for x
    x = 5,641,363,542,353,379/86,446,545.71
  6. Step 6: Final answer
    x = 65,258,403.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.