Home / 265,708,899.18-366,352,514.04-218,500,997.58

Finding the Fourth Proportional to 265,708,899.18, 366,352,514.04 and 218,500,997.58

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Solution

The fourth proportional to 265,708,899.18, 366,352,514.04 and 218,500,997.58 is: 301,263,488.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,708,899.18 : 366,352,514.04 = 218,500,997.58 : x
  2. Step 2: Convert to fraction form
    265,708,899.18/366,352,514.04 = 218,500,997.58/x
  3. Step 3: Cross multiply
    265,708,899.18x = 366,352,514.04 × 218,500,997.58
  4. Step 4: Simplify right side
    265,708,899.18x = 80,048,389,783,680,960
  5. Step 5: Solve for x
    x = 80,048,389,783,680,960/265,708,899.18
  6. Step 6: Final answer
    x = 301,263,488.09

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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.