Home / 386,326,229.77-579,727,699.70-179,026,000.93

Finding the Fourth Proportional to 386,326,229.77, 579,727,699.70 and 179,026,000.93

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Solution

The fourth proportional to 386,326,229.77, 579,727,699.70 and 179,026,000.93 is: 268,649,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,326,229.77 : 579,727,699.70 = 179,026,000.93 : x
  2. Step 2: Convert to fraction form
    386,326,229.77/579,727,699.70 = 179,026,000.93/x
  3. Step 3: Cross multiply
    386,326,229.77x = 579,727,699.70 × 179,026,000.93
  4. Step 4: Simplify right side
    386,326,229.77x = 103,786,331,702,292,768
  5. Step 5: Solve for x
    x = 103,786,331,702,292,768/386,326,229.77
  6. Step 6: Final answer
    x = 268,649,456.61

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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.