Home / 197,608,043.01-272,700,724.03-109,503,512.04

Finding the Fourth Proportional to 197,608,043.01, 272,700,724.03 and 109,503,512.04

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Solution

The fourth proportional to 197,608,043.01, 272,700,724.03 and 109,503,512.04 is: 151,115,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,608,043.01 : 272,700,724.03 = 109,503,512.04 : x
  2. Step 2: Convert to fraction form
    197,608,043.01/272,700,724.03 = 109,503,512.04/x
  3. Step 3: Cross multiply
    197,608,043.01x = 272,700,724.03 × 109,503,512.04
  4. Step 4: Simplify right side
    197,608,043.01x = 29,861,687,016,862,064
  5. Step 5: Solve for x
    x = 29,861,687,016,862,064/197,608,043.01
  6. Step 6: Final answer
    x = 151,115,746.92

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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.