Home / 137,791,497.60-206,687,246.40-46,915,086.60

Finding the Fourth Proportional to 137,791,497.60, 206,687,246.40 and 46,915,086.60

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Solution

The fourth proportional to 137,791,497.60, 206,687,246.40 and 46,915,086.60 is: 70,372,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,791,497.60 : 206,687,246.40 = 46,915,086.60 : x
  2. Step 2: Convert to fraction form
    137,791,497.60/206,687,246.40 = 46,915,086.60/x
  3. Step 3: Cross multiply
    137,791,497.60x = 206,687,246.40 × 46,915,086.60
  4. Step 4: Simplify right side
    137,791,497.60x = 9,696,750,063,971,538
  5. Step 5: Solve for x
    x = 9,696,750,063,971,538/137,791,497.60
  6. Step 6: Final answer
    x = 70,372,629.90

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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.