Home / 2,587,955,288.80-3,881,932,933.20-747,767,999.20

Finding the Fourth Proportional to 2,587,955,288.80, 3,881,932,933.20 and 747,767,999.20

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Solution

The fourth proportional to 2,587,955,288.80, 3,881,932,933.20 and 747,767,999.20 is: 1,121,651,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,955,288.80 : 3,881,932,933.20 = 747,767,999.20 : x
  2. Step 2: Convert to fraction form
    2,587,955,288.80/3,881,932,933.20 = 747,767,999.20/x
  3. Step 3: Cross multiply
    2,587,955,288.80x = 3,881,932,933.20 × 747,767,999.20
  4. Step 4: Simplify right side
    2,587,955,288.80x = 2,902,785,222,487,551,488
  5. Step 5: Solve for x
    x = 2,902,785,222,487,551,488/2,587,955,288.80
  6. Step 6: Final answer
    x = 1,121,651,998.80

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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.