Home / 103,397,614.64-155,096,423.40-31,593,408.56

Finding the Fourth Proportional to 103,397,614.64, 155,096,423.40 and 31,593,408.56

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Solution

The fourth proportional to 103,397,614.64, 155,096,423.40 and 31,593,408.56 is: 47,390,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,397,614.64 : 155,096,423.40 = 31,593,408.56 : x
  2. Step 2: Convert to fraction form
    103,397,614.64/155,096,423.40 = 31,593,408.56/x
  3. Step 3: Cross multiply
    103,397,614.64x = 155,096,423.40 × 31,593,408.56
  4. Step 4: Simplify right side
    103,397,614.64x = 4,900,024,670,670,944
  5. Step 5: Solve for x
    x = 4,900,024,670,670,944/103,397,614.64
  6. Step 6: Final answer
    x = 47,390,113.28

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1.5x scale

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.