Home / 360,512,425.79-540,762,729.22-114,865,723.65

Finding the Fourth Proportional to 360,512,425.79, 540,762,729.22 and 114,865,723.65

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Solution

The fourth proportional to 360,512,425.79, 540,762,729.22 and 114,865,723.65 is: 172,296,702.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,512,425.79 : 540,762,729.22 = 114,865,723.65 : x
  2. Step 2: Convert to fraction form
    360,512,425.79/540,762,729.22 = 114,865,723.65/x
  3. Step 3: Cross multiply
    360,512,425.79x = 540,762,729.22 × 114,865,723.65
  4. Step 4: Simplify right side
    360,512,425.79x = 62,115,102,214,804,304
  5. Step 5: Solve for x
    x = 62,115,102,214,804,304/360,512,425.79
  6. Step 6: Final answer
    x = 172,296,702.61

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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.