Home / 79,676,555.72-109,959,277.77-44,396,702.78

Finding the Fourth Proportional to 79,676,555.72, 109,959,277.77 and 44,396,702.78

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Solution

The fourth proportional to 79,676,555.72, 109,959,277.77 and 44,396,702.78 is: 61,270,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,676,555.72 : 109,959,277.77 = 44,396,702.78 : x
  2. Step 2: Convert to fraction form
    79,676,555.72/109,959,277.77 = 44,396,702.78/x
  3. Step 3: Cross multiply
    79,676,555.72x = 109,959,277.77 × 44,396,702.78
  4. Step 4: Simplify right side
    79,676,555.72x = 4,881,829,373,058,151
  5. Step 5: Solve for x
    x = 4,881,829,373,058,151/79,676,555.72
  6. Step 6: Final answer
    x = 61,270,587.43

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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.