Home / 91,294,506.60-136,954,551.42-29,888,471.40

Finding the Fourth Proportional to 91,294,506.60, 136,954,551.42 and 29,888,471.40

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Solution

The fourth proportional to 91,294,506.60, 136,954,551.42 and 29,888,471.40 is: 44,836,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,294,506.60 : 136,954,551.42 = 29,888,471.40 : x
  2. Step 2: Convert to fraction form
    91,294,506.60/136,954,551.42 = 29,888,471.40/x
  3. Step 3: Cross multiply
    91,294,506.60x = 136,954,551.42 × 29,888,471.40
  4. Step 4: Simplify right side
    91,294,506.60x = 4,093,362,193,216,499
  5. Step 5: Solve for x
    x = 4,093,362,193,216,499/91,294,506.60
  6. Step 6: Final answer
    x = 44,836,894.85

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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.