Home / 87,015,113,590.40-130,522,639,663.21-23,270,802,743.62

Finding the Fourth Proportional to 87,015,113,590.40, 130,522,639,663.21 and 23,270,802,743.62

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Solution

The fourth proportional to 87,015,113,590.40, 130,522,639,663.21 and 23,270,802,743.62 is: 34,906,195,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,015,113,590.40 : 130,522,639,663.21 = 23,270,802,743.62 : x
  2. Step 2: Convert to fraction form
    87,015,113,590.40/130,522,639,663.21 = 23,270,802,743.62/x
  3. Step 3: Cross multiply
    87,015,113,590.40x = 130,522,639,663.21 × 23,270,802,743.62
  4. Step 4: Simplify right side
    87,015,113,590.40x = 3,037,366,601,179,151,728,640
  5. Step 5: Solve for x
    x = 3,037,366,601,179,151,728,640/87,015,113,590.40
  6. Step 6: Final answer
    x = 34,906,195,899.22

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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.