Home / 137,584,268.40-206,376,402.60-55,702,988.40

Finding the Fourth Proportional to 137,584,268.40, 206,376,402.60 and 55,702,988.40

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Solution

The fourth proportional to 137,584,268.40, 206,376,402.60 and 55,702,988.40 is: 83,554,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,584,268.40 : 206,376,402.60 = 55,702,988.40 : x
  2. Step 2: Convert to fraction form
    137,584,268.40/206,376,402.60 = 55,702,988.40/x
  3. Step 3: Cross multiply
    137,584,268.40x = 206,376,402.60 × 55,702,988.40
  4. Step 4: Simplify right side
    137,584,268.40x = 11,495,782,360,061,530
  5. Step 5: Solve for x
    x = 11,495,782,360,061,530/137,584,268.40
  6. Step 6: Final answer
    x = 83,554,482.60

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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.