Home / 438,790,515.63-658,176,552.10-106,799,377.64

Finding the Fourth Proportional to 438,790,515.63, 658,176,552.10 and 106,799,377.64

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Solution

The fourth proportional to 438,790,515.63, 658,176,552.10 and 106,799,377.64 is: 160,196,822.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,790,515.63 : 658,176,552.10 = 106,799,377.64 : x
  2. Step 2: Convert to fraction form
    438,790,515.63/658,176,552.10 = 106,799,377.64/x
  3. Step 3: Cross multiply
    438,790,515.63x = 658,176,552.10 × 106,799,377.64
  4. Step 4: Simplify right side
    438,790,515.63x = 70,292,846,141,521,040
  5. Step 5: Solve for x
    x = 70,292,846,141,521,040/438,790,515.63
  6. Step 6: Final answer
    x = 160,196,822.03

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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.