Home / 178,767,360.30-268,151,040.45-97,138,022.70

Finding the Fourth Proportional to 178,767,360.30, 268,151,040.45 and 97,138,022.70

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Solution

The fourth proportional to 178,767,360.30, 268,151,040.45 and 97,138,022.70 is: 145,707,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,767,360.30 : 268,151,040.45 = 97,138,022.70 : x
  2. Step 2: Convert to fraction form
    178,767,360.30/268,151,040.45 = 97,138,022.70/x
  3. Step 3: Cross multiply
    178,767,360.30x = 268,151,040.45 × 97,138,022.70
  4. Step 4: Simplify right side
    178,767,360.30x = 26,047,661,854,260,716
  5. Step 5: Solve for x
    x = 26,047,661,854,260,716/178,767,360.30
  6. Step 6: Final answer
    x = 145,707,034.05

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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.