Home / 149,633,151.40-224,617,688.70-115,704,908.20

Finding the Fourth Proportional to 149,633,151.40, 224,617,688.70 and 115,704,908.20

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Solution

The fourth proportional to 149,633,151.40, 224,617,688.70 and 115,704,908.20 is: 173,687,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,633,151.40 : 224,617,688.70 = 115,704,908.20 : x
  2. Step 2: Convert to fraction form
    149,633,151.40/224,617,688.70 = 115,704,908.20/x
  3. Step 3: Cross multiply
    149,633,151.40x = 224,617,688.70 × 115,704,908.20
  4. Step 4: Simplify right side
    149,633,151.40x = 25,989,369,051,129,676
  5. Step 5: Solve for x
    x = 25,989,369,051,129,676/149,633,151.40
  6. Step 6: Final answer
    x = 173,687,239.81

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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.