Home / 102,217,025.76-153,364,180.66-40,012,795.87

Finding the Fourth Proportional to 102,217,025.76, 153,364,180.66 and 40,012,795.87

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Solution

The fourth proportional to 102,217,025.76, 153,364,180.66 and 40,012,795.87 is: 60,034,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,217,025.76 : 153,364,180.66 = 40,012,795.87 : x
  2. Step 2: Convert to fraction form
    102,217,025.76/153,364,180.66 = 40,012,795.87/x
  3. Step 3: Cross multiply
    102,217,025.76x = 153,364,180.66 × 40,012,795.87
  4. Step 4: Simplify right side
    102,217,025.76x = 6,136,529,654,738,555
  5. Step 5: Solve for x
    x = 6,136,529,654,738,555/102,217,025.76
  6. Step 6: Final answer
    x = 60,034,320.20

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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.