Home / 239,454,701.39-330,384,952.17-140,282,136.45

Finding the Fourth Proportional to 239,454,701.39, 330,384,952.17 and 140,282,136.45

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Solution

The fourth proportional to 239,454,701.39, 330,384,952.17 and 140,282,136.45 is: 193,552,712.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,454,701.39 : 330,384,952.17 = 140,282,136.45 : x
  2. Step 2: Convert to fraction form
    239,454,701.39/330,384,952.17 = 140,282,136.45/x
  3. Step 3: Cross multiply
    239,454,701.39x = 330,384,952.17 × 140,282,136.45
  4. Step 4: Simplify right side
    239,454,701.39x = 46,347,106,941,338,664
  5. Step 5: Solve for x
    x = 46,347,106,941,338,664/239,454,701.39
  6. Step 6: Final answer
    x = 193,552,712.36

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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.