Home / 106,890,615.60-160,335,923.40-91,585,114.80

Finding the Fourth Proportional to 106,890,615.60, 160,335,923.40 and 91,585,114.80

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Solution

The fourth proportional to 106,890,615.60, 160,335,923.40 and 91,585,114.80 is: 137,377,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,890,615.60 : 160,335,923.40 = 91,585,114.80 : x
  2. Step 2: Convert to fraction form
    106,890,615.60/160,335,923.40 = 91,585,114.80/x
  3. Step 3: Cross multiply
    106,890,615.60x = 160,335,923.40 × 91,585,114.80
  4. Step 4: Simplify right side
    106,890,615.60x = 14,684,383,951,153,006
  5. Step 5: Solve for x
    x = 14,684,383,951,153,006/106,890,615.60
  6. Step 6: Final answer
    x = 137,377,672.20

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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.