Home / 75,816,072.30-113,724,108.45-73,690,308.30

Finding the Fourth Proportional to 75,816,072.30, 113,724,108.45 and 73,690,308.30

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Solution

The fourth proportional to 75,816,072.30, 113,724,108.45 and 73,690,308.30 is: 110,535,462.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,072.30 : 113,724,108.45 = 73,690,308.30 : x
  2. Step 2: Convert to fraction form
    75,816,072.30/113,724,108.45 = 73,690,308.30/x
  3. Step 3: Cross multiply
    75,816,072.30x = 113,724,108.45 × 73,690,308.30
  4. Step 4: Simplify right side
    75,816,072.30x = 8,380,364,612,823,135
  5. Step 5: Solve for x
    x = 8,380,364,612,823,135/75,816,072.30
  6. Step 6: Final answer
    x = 110,535,462.45

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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.