Home / 156,829,821.60-235,244,732.40-149,775,434.40

Finding the Fourth Proportional to 156,829,821.60, 235,244,732.40 and 149,775,434.40

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Solution

The fourth proportional to 156,829,821.60, 235,244,732.40 and 149,775,434.40 is: 224,663,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,829,821.60 : 235,244,732.40 = 149,775,434.40 : x
  2. Step 2: Convert to fraction form
    156,829,821.60/235,244,732.40 = 149,775,434.40/x
  3. Step 3: Cross multiply
    156,829,821.60x = 235,244,732.40 × 149,775,434.40
  4. Step 4: Simplify right side
    156,829,821.60x = 35,233,881,985,521,756
  5. Step 5: Solve for x
    x = 35,233,881,985,521,756/156,829,821.60
  6. Step 6: Final answer
    x = 224,663,151.60

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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.