Home / 147,744,152.70-221,616,229.05-99,371,211.90

Finding the Fourth Proportional to 147,744,152.70, 221,616,229.05 and 99,371,211.90

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Solution

The fourth proportional to 147,744,152.70, 221,616,229.05 and 99,371,211.90 is: 149,056,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,152.70 : 221,616,229.05 = 99,371,211.90 : x
  2. Step 2: Convert to fraction form
    147,744,152.70/221,616,229.05 = 99,371,211.90/x
  3. Step 3: Cross multiply
    147,744,152.70x = 221,616,229.05 × 99,371,211.90
  4. Step 4: Simplify right side
    147,744,152.70x = 22,022,273,257,406,488
  5. Step 5: Solve for x
    x = 22,022,273,257,406,488/147,744,152.70
  6. Step 6: Final answer
    x = 149,056,817.85

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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.