Home / 176,839,895.28-243,873,524.16-139,758,760.92

Finding the Fourth Proportional to 176,839,895.28, 243,873,524.16 and 139,758,760.92

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Solution

The fourth proportional to 176,839,895.28, 243,873,524.16 and 139,758,760.92 is: 192,736,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,839,895.28 : 243,873,524.16 = 139,758,760.92 : x
  2. Step 2: Convert to fraction form
    176,839,895.28/243,873,524.16 = 139,758,760.92/x
  3. Step 3: Cross multiply
    176,839,895.28x = 243,873,524.16 × 139,758,760.92
  4. Step 4: Simplify right side
    176,839,895.28x = 34,083,461,557,795,280
  5. Step 5: Solve for x
    x = 34,083,461,557,795,280/176,839,895.28
  6. Step 6: Final answer
    x = 192,736,268.61

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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.