Home / 249,375,088.20-344,148,249.78-139,366,797.96

Finding the Fourth Proportional to 249,375,088.20, 344,148,249.78 and 139,366,797.96

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Solution

The fourth proportional to 249,375,088.20, 344,148,249.78 and 139,366,797.96 is: 192,332,120.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,375,088.20 : 344,148,249.78 = 139,366,797.96 : x
  2. Step 2: Convert to fraction form
    249,375,088.20/344,148,249.78 = 139,366,797.96/x
  3. Step 3: Cross multiply
    249,375,088.20x = 344,148,249.78 × 139,366,797.96
  4. Step 4: Simplify right side
    249,375,088.20x = 47,962,839,595,376,872
  5. Step 5: Solve for x
    x = 47,962,839,595,376,872/249,375,088.20
  6. Step 6: Final answer
    x = 192,332,120.83

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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.