Home / 156,550,379.70-234,825,569.55-147,622,170.90

Finding the Fourth Proportional to 156,550,379.70, 234,825,569.55 and 147,622,170.90

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Solution

The fourth proportional to 156,550,379.70, 234,825,569.55 and 147,622,170.90 is: 221,433,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,550,379.70 : 234,825,569.55 = 147,622,170.90 : x
  2. Step 2: Convert to fraction form
    156,550,379.70/234,825,569.55 = 147,622,170.90/x
  3. Step 3: Cross multiply
    156,550,379.70x = 234,825,569.55 × 147,622,170.90
  4. Step 4: Simplify right side
    156,550,379.70x = 34,665,460,359,799,940
  5. Step 5: Solve for x
    x = 34,665,460,359,799,940/156,550,379.70
  6. Step 6: Final answer
    x = 221,433,256.35

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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.