Home / 792,178,353.70-1,188,261,625.65-239,479,713.70

Finding the Fourth Proportional to 792,178,353.70, 1,188,261,625.65 and 239,479,713.70

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Solution

The fourth proportional to 792,178,353.70, 1,188,261,625.65 and 239,479,713.70 is: 359,217,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,178,353.70 : 1,188,261,625.65 = 239,479,713.70 : x
  2. Step 2: Convert to fraction form
    792,178,353.70/1,188,261,625.65 = 239,479,713.70/x
  3. Step 3: Cross multiply
    792,178,353.70x = 1,188,261,625.65 × 239,479,713.70
  4. Step 4: Simplify right side
    792,178,353.70x = 284,564,553,911,358,592
  5. Step 5: Solve for x
    x = 284,564,553,911,358,592/792,178,353.70
  6. Step 6: Final answer
    x = 359,217,785.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.