Home / 156,650,824.59-216,183,972.11-93,937,132.94

Finding the Fourth Proportional to 156,650,824.59, 216,183,972.11 and 93,937,132.94

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Solution

The fourth proportional to 156,650,824.59, 216,183,972.11 and 93,937,132.94 is: 129,636,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,650,824.59 : 216,183,972.11 = 93,937,132.94 : x
  2. Step 2: Convert to fraction form
    156,650,824.59/216,183,972.11 = 93,937,132.94/x
  3. Step 3: Cross multiply
    156,650,824.59x = 216,183,972.11 × 93,937,132.94
  4. Step 4: Simplify right side
    156,650,824.59x = 20,307,702,526,043,716
  5. Step 5: Solve for x
    x = 20,307,702,526,043,716/156,650,824.59
  6. Step 6: Final answer
    x = 129,636,741.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.