Home / 144,056,685.72-198,723,833.82-97,631,062.68

Finding the Fourth Proportional to 144,056,685.72, 198,723,833.82 and 97,631,062.68

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Solution

The fourth proportional to 144,056,685.72, 198,723,833.82 and 97,631,062.68 is: 134,680,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,056,685.72 : 198,723,833.82 = 97,631,062.68 : x
  2. Step 2: Convert to fraction form
    144,056,685.72/198,723,833.82 = 97,631,062.68/x
  3. Step 3: Cross multiply
    144,056,685.72x = 198,723,833.82 × 97,631,062.68
  4. Step 4: Simplify right side
    144,056,685.72x = 19,401,619,075,690,324
  5. Step 5: Solve for x
    x = 19,401,619,075,690,324/144,056,685.72
  6. Step 6: Final answer
    x = 134,680,448.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.