Home / 531,930,671.40-797,896,007.10-327,857,327.40

Finding the Fourth Proportional to 531,930,671.40, 797,896,007.10 and 327,857,327.40

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Solution

The fourth proportional to 531,930,671.40, 797,896,007.10 and 327,857,327.40 is: 491,785,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,930,671.40 : 797,896,007.10 = 327,857,327.40 : x
  2. Step 2: Convert to fraction form
    531,930,671.40/797,896,007.10 = 327,857,327.40/x
  3. Step 3: Cross multiply
    531,930,671.40x = 797,896,007.10 × 327,857,327.40
  4. Step 4: Simplify right side
    531,930,671.40x = 261,596,052,430,937,408
  5. Step 5: Solve for x
    x = 261,596,052,430,937,408/531,930,671.40
  6. Step 6: Final answer
    x = 491,785,991.10

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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.