Home / 239,454,701.74-330,384,952.69-140,282,136.80

Finding the Fourth Proportional to 239,454,701.74, 330,384,952.69 and 140,282,136.80

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Solution

The fourth proportional to 239,454,701.74, 330,384,952.69 and 140,282,136.80 is: 193,552,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,454,701.74 : 330,384,952.69 = 140,282,136.80 : x
  2. Step 2: Convert to fraction form
    239,454,701.74/330,384,952.69 = 140,282,136.80/x
  3. Step 3: Cross multiply
    239,454,701.74x = 330,384,952.69 × 140,282,136.80
  4. Step 4: Simplify right side
    239,454,701.74x = 46,347,107,129,920,112
  5. Step 5: Solve for x
    x = 46,347,107,129,920,112/239,454,701.74
  6. Step 6: Final answer
    x = 193,552,712.86

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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.