Home / 83,418,276.50-125,039,824.10-28,066,896.26

Finding the Fourth Proportional to 83,418,276.50, 125,039,824.10 and 28,066,896.26

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Solution

The fourth proportional to 83,418,276.50, 125,039,824.10 and 28,066,896.26 is: 42,070,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,418,276.50 : 125,039,824.10 = 28,066,896.26 : x
  2. Step 2: Convert to fraction form
    83,418,276.50/125,039,824.10 = 28,066,896.26/x
  3. Step 3: Cross multiply
    83,418,276.50x = 125,039,824.10 × 28,066,896.26
  4. Step 4: Simplify right side
    83,418,276.50x = 3,509,479,771,383,348
  5. Step 5: Solve for x
    x = 3,509,479,771,383,348/83,418,276.50
  6. Step 6: Final answer
    x = 42,070,873.66

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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.