Home / 83,870,391.51-125,763,496.56-48,866,817.96

Finding the Fourth Proportional to 83,870,391.51, 125,763,496.56 and 48,866,817.96

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Solution

The fourth proportional to 83,870,391.51, 125,763,496.56 and 48,866,817.96 is: 73,275,702.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,870,391.51 : 125,763,496.56 = 48,866,817.96 : x
  2. Step 2: Convert to fraction form
    83,870,391.51/125,763,496.56 = 48,866,817.96/x
  3. Step 3: Cross multiply
    83,870,391.51x = 125,763,496.56 × 48,866,817.96
  4. Step 4: Simplify right side
    83,870,391.51x = 6,145,661,892,410,606
  5. Step 5: Solve for x
    x = 6,145,661,892,410,606/83,870,391.51
  6. Step 6: Final answer
    x = 73,275,702.92

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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.