Home / 1,123,909,617,460.20-1,682,960,982,499.20-775,683,680,490.90

Finding the Fourth Proportional to 1,123,909,617,460.20, 1,682,960,982,499.20 and 775,683,680,490.90

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Solution

The fourth proportional to 1,123,909,617,460.20, 1,682,960,982,499.20 and 775,683,680,490.90 is: 1,161,521,663,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,909,617,460.20 : 1,682,960,982,499.20 = 775,683,680,490.90 : x
  2. Step 2: Convert to fraction form
    1,123,909,617,460.20/1,682,960,982,499.20 = 775,683,680,490.90/x
  3. Step 3: Cross multiply
    1,123,909,617,460.20x = 1,682,960,982,499.20 × 775,683,680,490.90
  4. Step 4: Simplify right side
    1,123,909,617,460.20x = 1,305,445,369,027,560,661,319,680
  5. Step 5: Solve for x
    x = 1,305,445,369,027,560,661,319,680/1,123,909,617,460.20
  6. Step 6: Final answer
    x = 1,161,521,663,972.94

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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.