Home / 235,487,658.24-324,980,190.72-131,071,530.24

Finding the Fourth Proportional to 235,487,658.24, 324,980,190.72 and 131,071,530.24

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Solution

The fourth proportional to 235,487,658.24, 324,980,190.72 and 131,071,530.24 is: 180,882,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,487,658.24 : 324,980,190.72 = 131,071,530.24 : x
  2. Step 2: Convert to fraction form
    235,487,658.24/324,980,190.72 = 131,071,530.24/x
  3. Step 3: Cross multiply
    235,487,658.24x = 324,980,190.72 × 131,071,530.24
  4. Step 4: Simplify right side
    235,487,658.24x = 42,595,650,895,357,448
  5. Step 5: Solve for x
    x = 42,595,650,895,357,448/235,487,658.24
  6. Step 6: Final answer
    x = 180,882,731.66

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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.