Home / 243,714,081.24-336,325,407.48-137,865,234.96

Finding the Fourth Proportional to 243,714,081.24, 336,325,407.48 and 137,865,234.96

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Solution

The fourth proportional to 243,714,081.24, 336,325,407.48 and 137,865,234.96 is: 190,254,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,714,081.24 : 336,325,407.48 = 137,865,234.96 : x
  2. Step 2: Convert to fraction form
    243,714,081.24/336,325,407.48 = 137,865,234.96/x
  3. Step 3: Cross multiply
    243,714,081.24x = 336,325,407.48 × 137,865,234.96
  4. Step 4: Simplify right side
    243,714,081.24x = 46,367,581,325,247,944
  5. Step 5: Solve for x
    x = 46,367,581,325,247,944/243,714,081.24
  6. Step 6: Final answer
    x = 190,254,010.31

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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.