Home / 162,256,169.12-223,913,145.84-87,918,758.24

Finding the Fourth Proportional to 162,256,169.12, 223,913,145.84 and 87,918,758.24

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Solution

The fourth proportional to 162,256,169.12, 223,913,145.84 and 87,918,758.24 is: 121,327,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,256,169.12 : 223,913,145.84 = 87,918,758.24 : x
  2. Step 2: Convert to fraction form
    162,256,169.12/223,913,145.84 = 87,918,758.24/x
  3. Step 3: Cross multiply
    162,256,169.12x = 223,913,145.84 × 87,918,758.24
  4. Step 4: Simplify right side
    162,256,169.12x = 19,686,165,735,864,820
  5. Step 5: Solve for x
    x = 19,686,165,735,864,820/162,256,169.12
  6. Step 6: Final answer
    x = 121,327,687.22

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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.