Home / 96,541,845.40-144,812,768.10-77,409,969.40

Finding the Fourth Proportional to 96,541,845.40, 144,812,768.10 and 77,409,969.40

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Solution

The fourth proportional to 96,541,845.40, 144,812,768.10 and 77,409,969.40 is: 116,114,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,541,845.40 : 144,812,768.10 = 77,409,969.40 : x
  2. Step 2: Convert to fraction form
    96,541,845.40/144,812,768.10 = 77,409,969.40/x
  3. Step 3: Cross multiply
    96,541,845.40x = 144,812,768.10 × 77,409,969.40
  4. Step 4: Simplify right side
    96,541,845.40x = 11,209,951,947,350,296
  5. Step 5: Solve for x
    x = 11,209,951,947,350,296/96,541,845.40
  6. Step 6: Final answer
    x = 116,114,954.10

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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.