Home / 131,908,660.90-197,862,991.35-97,471,284.10

Finding the Fourth Proportional to 131,908,660.90, 197,862,991.35 and 97,471,284.10

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Solution

The fourth proportional to 131,908,660.90, 197,862,991.35 and 97,471,284.10 is: 146,206,926.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,908,660.90 : 197,862,991.35 = 97,471,284.10 : x
  2. Step 2: Convert to fraction form
    131,908,660.90/197,862,991.35 = 97,471,284.10/x
  3. Step 3: Cross multiply
    131,908,660.90x = 197,862,991.35 × 97,471,284.10
  4. Step 4: Simplify right side
    131,908,660.90x = 19,285,959,842,751,692
  5. Step 5: Solve for x
    x = 19,285,959,842,751,692/131,908,660.90
  6. Step 6: Final answer
    x = 146,206,926.15

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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.