Home / 103,624,409.20-155,536,146.60-52,564,082.80

Finding the Fourth Proportional to 103,624,409.20, 155,536,146.60 and 52,564,082.80

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Solution

The fourth proportional to 103,624,409.20, 155,536,146.60 and 52,564,082.80 is: 78,896,612.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,624,409.20 : 155,536,146.60 = 52,564,082.80 : x
  2. Step 2: Convert to fraction form
    103,624,409.20/155,536,146.60 = 52,564,082.80/x
  3. Step 3: Cross multiply
    103,624,409.20x = 155,536,146.60 × 52,564,082.80
  4. Step 4: Simplify right side
    103,624,409.20x = 8,175,614,888,275,338
  5. Step 5: Solve for x
    x = 8,175,614,888,275,338/103,624,409.20
  6. Step 6: Final answer
    x = 78,896,612.79

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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.