Home / 10,081,344,119.40-15,122,016,179.10-2,720,343,018.60

Finding the Fourth Proportional to 10,081,344,119.40, 15,122,016,179.10 and 2,720,343,018.60

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Solution

The fourth proportional to 10,081,344,119.40, 15,122,016,179.10 and 2,720,343,018.60 is: 4,080,514,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081,344,119.40 : 15,122,016,179.10 = 2,720,343,018.60 : x
  2. Step 2: Convert to fraction form
    10,081,344,119.40/15,122,016,179.10 = 2,720,343,018.60/x
  3. Step 3: Cross multiply
    10,081,344,119.40x = 15,122,016,179.10 × 2,720,343,018.60
  4. Step 4: Simplify right side
    10,081,344,119.40x = 41,137,071,139,970,932,736
  5. Step 5: Solve for x
    x = 41,137,071,139,970,932,736/10,081,344,119.40
  6. Step 6: Final answer
    x = 4,080,514,527.90

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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.