Home / 268,776,818-371,026,659.72-180,721,854.80

Finding the Fourth Proportional to 268,776,818, 371,026,659.72 and 180,721,854.80

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Solution

The fourth proportional to 268,776,818, 371,026,659.72 and 180,721,854.80 is: 249,473,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,776,818 : 371,026,659.72 = 180,721,854.80 : x
  2. Step 2: Convert to fraction form
    268,776,818/371,026,659.72 = 180,721,854.80/x
  3. Step 3: Cross multiply
    268,776,818x = 371,026,659.72 × 180,721,854.80
  4. Step 4: Simplify right side
    268,776,818x = 67,052,626,124,846,856
  5. Step 5: Solve for x
    x = 67,052,626,124,846,856/268,776,818
  6. Step 6: Final answer
    x = 249,473,249.31

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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.