Home / 538,345,234.80-807,517,852.20-174,876,332.40

Finding the Fourth Proportional to 538,345,234.80, 807,517,852.20 and 174,876,332.40

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Solution

The fourth proportional to 538,345,234.80, 807,517,852.20 and 174,876,332.40 is: 262,314,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,345,234.80 : 807,517,852.20 = 174,876,332.40 : x
  2. Step 2: Convert to fraction form
    538,345,234.80/807,517,852.20 = 174,876,332.40/x
  3. Step 3: Cross multiply
    538,345,234.80x = 807,517,852.20 × 174,876,332.40
  4. Step 4: Simplify right side
    538,345,234.80x = 141,215,760,340,261,280
  5. Step 5: Solve for x
    x = 141,215,760,340,261,280/538,345,234.80
  6. Step 6: Final answer
    x = 262,314,498.60

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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.