Home / 124,427,181.70-186,640,772.55-98,729,056.90

Finding the Fourth Proportional to 124,427,181.70, 186,640,772.55 and 98,729,056.90

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Solution

The fourth proportional to 124,427,181.70, 186,640,772.55 and 98,729,056.90 is: 148,093,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,427,181.70 : 186,640,772.55 = 98,729,056.90 : x
  2. Step 2: Convert to fraction form
    124,427,181.70/186,640,772.55 = 98,729,056.90/x
  3. Step 3: Cross multiply
    124,427,181.70x = 186,640,772.55 × 98,729,056.90
  4. Step 4: Simplify right side
    124,427,181.70x = 18,426,867,452,948,912
  5. Step 5: Solve for x
    x = 18,426,867,452,948,912/124,427,181.70
  6. Step 6: Final answer
    x = 148,093,585.35

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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.