Home / 91,808,110.05-137,787,452.55-91,090,664.70

Finding the Fourth Proportional to 91,808,110.05, 137,787,452.55 and 91,090,664.70

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Solution

The fourth proportional to 91,808,110.05, 137,787,452.55 and 91,090,664.70 is: 136,710,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,808,110.05 : 137,787,452.55 = 91,090,664.70 : x
  2. Step 2: Convert to fraction form
    91,808,110.05/137,787,452.55 = 91,090,664.70/x
  3. Step 3: Cross multiply
    91,808,110.05x = 137,787,452.55 × 91,090,664.70
  4. Step 4: Simplify right side
    91,808,110.05x = 12,551,150,640,099,212
  5. Step 5: Solve for x
    x = 12,551,150,640,099,212/91,808,110.05
  6. Step 6: Final answer
    x = 136,710,696.18

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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.