Home / 86,865,033.90-130,297,446.28-22,168,845.88

Finding the Fourth Proportional to 86,865,033.90, 130,297,446.28 and 22,168,845.88

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Solution

The fourth proportional to 86,865,033.90, 130,297,446.28 and 22,168,845.88 is: 33,253,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,865,033.90 : 130,297,446.28 = 22,168,845.88 : x
  2. Step 2: Convert to fraction form
    86,865,033.90/130,297,446.28 = 22,168,845.88/x
  3. Step 3: Cross multiply
    86,865,033.90x = 130,297,446.28 × 22,168,845.88
  4. Step 4: Simplify right side
    86,865,033.90x = 2,888,544,005,138,899
  5. Step 5: Solve for x
    x = 2,888,544,005,138,899/86,865,033.90
  6. Step 6: Final answer
    x = 33,253,242.13

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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.