Home / 235,234,899.52-324,576,590.88-137,430,859.84

Finding the Fourth Proportional to 235,234,899.52, 324,576,590.88 and 137,430,859.84

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Solution

The fourth proportional to 235,234,899.52, 324,576,590.88 and 137,430,859.84 is: 189,626,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,234,899.52 : 324,576,590.88 = 137,430,859.84 : x
  2. Step 2: Convert to fraction form
    235,234,899.52/324,576,590.88 = 137,430,859.84/x
  3. Step 3: Cross multiply
    235,234,899.52x = 324,576,590.88 × 137,430,859.84
  4. Step 4: Simplify right side
    235,234,899.52x = 44,606,839,968,574,304
  5. Step 5: Solve for x
    x = 44,606,839,968,574,304/235,234,899.52
  6. Step 6: Final answer
    x = 189,626,794.58

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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.