Home / 103,624,372.20-155,536,091.10-52,564,045.80

Finding the Fourth Proportional to 103,624,372.20, 155,536,091.10 and 52,564,045.80

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Solution

The fourth proportional to 103,624,372.20, 155,536,091.10 and 52,564,045.80 is: 78,896,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,624,372.20 : 155,536,091.10 = 52,564,045.80 : x
  2. Step 2: Convert to fraction form
    103,624,372.20/155,536,091.10 = 52,564,045.80/x
  3. Step 3: Cross multiply
    103,624,372.20x = 155,536,091.10 × 52,564,045.80
  4. Step 4: Simplify right side
    103,624,372.20x = 8,175,606,216,133,372
  5. Step 5: Solve for x
    x = 8,175,606,216,133,372/103,624,372.20
  6. Step 6: Final answer
    x = 78,896,557.27

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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.