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Finding the Fourth Proportional to 124,150,499.70, 186,225,749.55 and 124,150,499.70

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Solution

The fourth proportional to 124,150,499.70, 186,225,749.55 and 124,150,499.70 is: 186,225,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,150,499.70 : 186,225,749.55 = 124,150,499.70 : x
  2. Step 2: Convert to fraction form
    124,150,499.70/186,225,749.55 = 124,150,499.70/x
  3. Step 3: Cross multiply
    124,150,499.70x = 186,225,749.55 × 124,150,499.70
  4. Step 4: Simplify right side
    124,150,499.70x = 23,120,019,863,639,552
  5. Step 5: Solve for x
    x = 23,120,019,863,639,552/124,150,499.70
  6. Step 6: Final answer
    x = 186,225,749.55

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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.