Home / 149,461,264.66-206,073,301.38-122,906,820.01

Finding the Fourth Proportional to 149,461,264.66, 206,073,301.38 and 122,906,820.01

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Solution

The fourth proportional to 149,461,264.66, 206,073,301.38 and 122,906,820.01 is: 169,460,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,461,264.66 : 206,073,301.38 = 122,906,820.01 : x
  2. Step 2: Convert to fraction form
    149,461,264.66/206,073,301.38 = 122,906,820.01/x
  3. Step 3: Cross multiply
    149,461,264.66x = 206,073,301.38 × 122,906,820.01
  4. Step 4: Simplify right side
    149,461,264.66x = 25,327,814,161,578,144
  5. Step 5: Solve for x
    x = 25,327,814,161,578,144/149,461,264.66
  6. Step 6: Final answer
    x = 169,460,724.28

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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.