Home / 254,976,851.57-381,673,568.16-138,101,925.24

Finding the Fourth Proportional to 254,976,851.57, 381,673,568.16 and 138,101,925.24

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Solution

The fourth proportional to 254,976,851.57, 381,673,568.16 and 138,101,925.24 is: 206,724,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,976,851.57 : 381,673,568.16 = 138,101,925.24 : x
  2. Step 2: Convert to fraction form
    254,976,851.57/381,673,568.16 = 138,101,925.24/x
  3. Step 3: Cross multiply
    254,976,851.57x = 381,673,568.16 × 138,101,925.24
  4. Step 4: Simplify right side
    254,976,851.57x = 52,709,854,576,116,368
  5. Step 5: Solve for x
    x = 52,709,854,576,116,368/254,976,851.57
  6. Step 6: Final answer
    x = 206,724,078.10

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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.