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Finding the Fourth Proportional to 110,613,842.85, 154,572,401.85 and 110,613,842.85

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Solution

The fourth proportional to 110,613,842.85, 154,572,401.85 and 110,613,842.85 is: 154,572,401.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,613,842.85 : 154,572,401.85 = 110,613,842.85 : x
  2. Step 2: Convert to fraction form
    110,613,842.85/154,572,401.85 = 110,613,842.85/x
  3. Step 3: Cross multiply
    110,613,842.85x = 154,572,401.85 × 110,613,842.85
  4. Step 4: Simplify right side
    110,613,842.85x = 17,097,847,367,182,948
  5. Step 5: Solve for x
    x = 17,097,847,367,182,948/110,613,842.85
  6. Step 6: Final answer
    x = 154,572,401.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.