Home / 552,586,983.44-827,559,079.54-318,708,641.12

Finding the Fourth Proportional to 552,586,983.44, 827,559,079.54 and 318,708,641.12

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Solution

The fourth proportional to 552,586,983.44, 827,559,079.54 and 318,708,641.12 is: 477,300,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,586,983.44 : 827,559,079.54 = 318,708,641.12 : x
  2. Step 2: Convert to fraction form
    552,586,983.44/827,559,079.54 = 318,708,641.12/x
  3. Step 3: Cross multiply
    552,586,983.44x = 827,559,079.54 × 318,708,641.12
  4. Step 4: Simplify right side
    552,586,983.44x = 263,750,229,686,711,392
  5. Step 5: Solve for x
    x = 263,750,229,686,711,392/552,586,983.44
  6. Step 6: Final answer
    x = 477,300,836.96

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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.