Home / 243,708,842.78-365,549,808.26-178,197,114.26

Finding the Fourth Proportional to 243,708,842.78, 365,549,808.26 and 178,197,114.26

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Solution

The fourth proportional to 243,708,842.78, 365,549,808.26 and 178,197,114.26 is: 267,285,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,708,842.78 : 365,549,808.26 = 178,197,114.26 : x
  2. Step 2: Convert to fraction form
    243,708,842.78/365,549,808.26 = 178,197,114.26/x
  3. Step 3: Cross multiply
    243,708,842.78x = 365,549,808.26 × 178,197,114.26
  4. Step 4: Simplify right side
    243,708,842.78x = 65,139,920,951,587,672
  5. Step 5: Solve for x
    x = 65,139,920,951,587,672/243,708,842.78
  6. Step 6: Final answer
    x = 267,285,832.59

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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.