Home / 83,402,997.60-125,104,496.40-21,992,037.60

Finding the Fourth Proportional to 83,402,997.60, 125,104,496.40 and 21,992,037.60

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Solution

The fourth proportional to 83,402,997.60, 125,104,496.40 and 21,992,037.60 is: 32,988,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,402,997.60 : 125,104,496.40 = 21,992,037.60 : x
  2. Step 2: Convert to fraction form
    83,402,997.60/125,104,496.40 = 21,992,037.60/x
  3. Step 3: Cross multiply
    83,402,997.60x = 125,104,496.40 × 21,992,037.60
  4. Step 4: Simplify right side
    83,402,997.60x = 2,751,302,788,757,865
  5. Step 5: Solve for x
    x = 2,751,302,788,757,865/83,402,997.60
  6. Step 6: Final answer
    x = 32,988,056.40

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Similar ratio
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1.5x scale

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.