Home / 66,820,512.90-100,230,769.35-44,145,696.90

Finding the Fourth Proportional to 66,820,512.90, 100,230,769.35 and 44,145,696.90

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Solution

The fourth proportional to 66,820,512.90, 100,230,769.35 and 44,145,696.90 is: 66,218,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,820,512.90 : 100,230,769.35 = 44,145,696.90 : x
  2. Step 2: Convert to fraction form
    66,820,512.90/100,230,769.35 = 44,145,696.90/x
  3. Step 3: Cross multiply
    66,820,512.90x = 100,230,769.35 × 44,145,696.90
  4. Step 4: Simplify right side
    66,820,512.90x = 4,424,757,163,778,909.50
  5. Step 5: Solve for x
    x = 4,424,757,163,778,909.50/66,820,512.90
  6. Step 6: Final answer
    x = 66,218,545.35

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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.