Home / 97,843,440.82-135,024,035.20-53,791,189.16

Finding the Fourth Proportional to 97,843,440.82, 135,024,035.20 and 53,791,189.16

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Solution

The fourth proportional to 97,843,440.82, 135,024,035.20 and 53,791,189.16 is: 74,231,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,843,440.82 : 135,024,035.20 = 53,791,189.16 : x
  2. Step 2: Convert to fraction form
    97,843,440.82/135,024,035.20 = 53,791,189.16/x
  3. Step 3: Cross multiply
    97,843,440.82x = 135,024,035.20 × 53,791,189.16
  4. Step 4: Simplify right side
    97,843,440.82x = 7,263,103,418,589,697
  5. Step 5: Solve for x
    x = 7,263,103,418,589,697/97,843,440.82
  6. Step 6: Final answer
    x = 74,231,888.80

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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.