Home / 147,532,997.60-221,299,496.40-137,455,301.60

Finding the Fourth Proportional to 147,532,997.60, 221,299,496.40 and 137,455,301.60

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Solution

The fourth proportional to 147,532,997.60, 221,299,496.40 and 137,455,301.60 is: 206,182,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,532,997.60 : 221,299,496.40 = 137,455,301.60 : x
  2. Step 2: Convert to fraction form
    147,532,997.60/221,299,496.40 = 137,455,301.60/x
  3. Step 3: Cross multiply
    147,532,997.60x = 221,299,496.40 × 137,455,301.60
  4. Step 4: Simplify right side
    147,532,997.60x = 30,418,789,021,590,112
  5. Step 5: Solve for x
    x = 30,418,789,021,590,112/147,532,997.60
  6. Step 6: Final answer
    x = 206,182,952.40

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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.