Home / 89,825,514.30-134,486,329.05-87,306,090.30

Finding the Fourth Proportional to 89,825,514.30, 134,486,329.05 and 87,306,090.30

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Solution

The fourth proportional to 89,825,514.30, 134,486,329.05 and 87,306,090.30 is: 130,714,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,825,514.30 : 134,486,329.05 = 87,306,090.30 : x
  2. Step 2: Convert to fraction form
    89,825,514.30/134,486,329.05 = 87,306,090.30/x
  3. Step 3: Cross multiply
    89,825,514.30x = 134,486,329.05 × 87,306,090.30
  4. Step 4: Simplify right side
    89,825,514.30x = 11,741,475,588,154,814
  5. Step 5: Solve for x
    x = 11,741,475,588,154,814/89,825,514.30
  6. Step 6: Final answer
    x = 130,714,259.52

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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.