Home / 107,956,784.30-161,935,176.45-97,543,165.10

Finding the Fourth Proportional to 107,956,784.30, 161,935,176.45 and 97,543,165.10

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Solution

The fourth proportional to 107,956,784.30, 161,935,176.45 and 97,543,165.10 is: 146,314,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,956,784.30 : 161,935,176.45 = 97,543,165.10 : x
  2. Step 2: Convert to fraction form
    107,956,784.30/161,935,176.45 = 97,543,165.10/x
  3. Step 3: Cross multiply
    107,956,784.30x = 161,935,176.45 × 97,543,165.10
  4. Step 4: Simplify right side
    107,956,784.30x = 15,795,669,651,959,980
  5. Step 5: Solve for x
    x = 15,795,669,651,959,980/107,956,784.30
  6. Step 6: Final answer
    x = 146,314,747.65

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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.