Home / 162,845,517.60-244,268,276.40-86,318,013.60

Finding the Fourth Proportional to 162,845,517.60, 244,268,276.40 and 86,318,013.60

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Solution

The fourth proportional to 162,845,517.60, 244,268,276.40 and 86,318,013.60 is: 129,477,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,845,517.60 : 244,268,276.40 = 86,318,013.60 : x
  2. Step 2: Convert to fraction form
    162,845,517.60/244,268,276.40 = 86,318,013.60/x
  3. Step 3: Cross multiply
    162,845,517.60x = 244,268,276.40 × 86,318,013.60
  4. Step 4: Simplify right side
    162,845,517.60x = 21,084,752,404,343,760
  5. Step 5: Solve for x
    x = 21,084,752,404,343,760/162,845,517.60
  6. Step 6: Final answer
    x = 129,477,020.40

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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.