Home / 970,882,546.86-1,340,182,267.92-636,376,626

Finding the Fourth Proportional to 970,882,546.86, 1,340,182,267.92 and 636,376,626

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Solution

The fourth proportional to 970,882,546.86, 1,340,182,267.92 and 636,376,626 is: 878,438,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,882,546.86 : 1,340,182,267.92 = 636,376,626 : x
  2. Step 2: Convert to fraction form
    970,882,546.86/1,340,182,267.92 = 636,376,626/x
  3. Step 3: Cross multiply
    970,882,546.86x = 1,340,182,267.92 × 636,376,626
  4. Step 4: Simplify right side
    970,882,546.86x = 852,860,669,883,957,632
  5. Step 5: Solve for x
    x = 852,860,669,883,957,632/970,882,546.86
  6. Step 6: Final answer
    x = 878,438,563.60

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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.