Home / 141,833,965.60-212,750,948.40-55,543,693.60

Finding the Fourth Proportional to 141,833,965.60, 212,750,948.40 and 55,543,693.60

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Solution

The fourth proportional to 141,833,965.60, 212,750,948.40 and 55,543,693.60 is: 83,315,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,833,965.60 : 212,750,948.40 = 55,543,693.60 : x
  2. Step 2: Convert to fraction form
    141,833,965.60/212,750,948.40 = 55,543,693.60/x
  3. Step 3: Cross multiply
    141,833,965.60x = 212,750,948.40 × 55,543,693.60
  4. Step 4: Simplify right side
    141,833,965.60x = 11,816,973,491,039,010
  5. Step 5: Solve for x
    x = 11,816,973,491,039,010/141,833,965.60
  6. Step 6: Final answer
    x = 83,315,540.40

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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.