Home / 132,871,805.40-199,335,701.70-56,155,344.60

Finding the Fourth Proportional to 132,871,805.40, 199,335,701.70 and 56,155,344.60

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Solution

The fourth proportional to 132,871,805.40, 199,335,701.70 and 56,155,344.60 is: 84,244,847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,871,805.40 : 199,335,701.70 = 56,155,344.60 : x
  2. Step 2: Convert to fraction form
    132,871,805.40/199,335,701.70 = 56,155,344.60/x
  3. Step 3: Cross multiply
    132,871,805.40x = 199,335,701.70 × 56,155,344.60
  4. Step 4: Simplify right side
    132,871,805.40x = 11,193,765,020,046,306
  5. Step 5: Solve for x
    x = 11,193,765,020,046,306/132,871,805.40
  6. Step 6: Final answer
    x = 84,244,847.78

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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.