Home / 168,191,143.10-252,286,714.65-103,284,482.30

Finding the Fourth Proportional to 168,191,143.10, 252,286,714.65 and 103,284,482.30

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Solution

The fourth proportional to 168,191,143.10, 252,286,714.65 and 103,284,482.30 is: 154,926,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,191,143.10 : 252,286,714.65 = 103,284,482.30 : x
  2. Step 2: Convert to fraction form
    168,191,143.10/252,286,714.65 = 103,284,482.30/x
  3. Step 3: Cross multiply
    168,191,143.10x = 252,286,714.65 × 103,284,482.30
  4. Step 4: Simplify right side
    168,191,143.10x = 26,057,302,713,793,076
  5. Step 5: Solve for x
    x = 26,057,302,713,793,076/168,191,143.10
  6. Step 6: Final answer
    x = 154,926,723.45

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Similar ratio
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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.