Home / 149,461,263.66-206,073,300-122,906,819.01

Finding the Fourth Proportional to 149,461,263.66, 206,073,300 and 122,906,819.01

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Solution

The fourth proportional to 149,461,263.66, 206,073,300 and 122,906,819.01 is: 169,460,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,461,263.66 : 206,073,300 = 122,906,819.01 : x
  2. Step 2: Convert to fraction form
    149,461,263.66/206,073,300 = 122,906,819.01/x
  3. Step 3: Cross multiply
    149,461,263.66x = 206,073,300 × 122,906,819.01
  4. Step 4: Simplify right side
    149,461,263.66x = 25,327,813,785,893,436
  5. Step 5: Solve for x
    x = 25,327,813,785,893,436/149,461,263.66
  6. Step 6: Final answer
    x = 169,460,722.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.