Home / 83,232,003.10-124,848,004.65-42,921,219.10

Finding the Fourth Proportional to 83,232,003.10, 124,848,004.65 and 42,921,219.10

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Solution

The fourth proportional to 83,232,003.10, 124,848,004.65 and 42,921,219.10 is: 64,381,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,003.10 : 124,848,004.65 = 42,921,219.10 : x
  2. Step 2: Convert to fraction form
    83,232,003.10/124,848,004.65 = 42,921,219.10/x
  3. Step 3: Cross multiply
    83,232,003.10x = 124,848,004.65 × 42,921,219.10
  4. Step 4: Simplify right side
    83,232,003.10x = 5,358,628,561,780,469
  5. Step 5: Solve for x
    x = 5,358,628,561,780,469/83,232,003.10
  6. Step 6: Final answer
    x = 64,381,828.65

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Double scale
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Similar ratio
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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.