Home / 239,454,702.39-330,384,953.55-140,282,137.45

Finding the Fourth Proportional to 239,454,702.39, 330,384,953.55 and 140,282,137.45

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Solution

The fourth proportional to 239,454,702.39, 330,384,953.55 and 140,282,137.45 is: 193,552,713.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,454,702.39 : 330,384,953.55 = 140,282,137.45 : x
  2. Step 2: Convert to fraction form
    239,454,702.39/330,384,953.55 = 140,282,137.45/x
  3. Step 3: Cross multiply
    239,454,702.39x = 330,384,953.55 × 140,282,137.45
  4. Step 4: Simplify right side
    239,454,702.39x = 46,347,107,465,312,960
  5. Step 5: Solve for x
    x = 46,347,107,465,312,960/239,454,702.39
  6. Step 6: Final answer
    x = 193,552,713.74

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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.