Home / 80,190,723.47-110,663,243.82-43,521,294.47

Finding the Fourth Proportional to 80,190,723.47, 110,663,243.82 and 43,521,294.47

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Solution

The fourth proportional to 80,190,723.47, 110,663,243.82 and 43,521,294.47 is: 60,059,411.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,190,723.47 : 110,663,243.82 = 43,521,294.47 : x
  2. Step 2: Convert to fraction form
    80,190,723.47/110,663,243.82 = 43,521,294.47/x
  3. Step 3: Cross multiply
    80,190,723.47x = 110,663,243.82 × 43,521,294.47
  4. Step 4: Simplify right side
    80,190,723.47x = 4,816,207,620,742,312
  5. Step 5: Solve for x
    x = 4,816,207,620,742,312/80,190,723.47
  6. Step 6: Final answer
    x = 60,059,411.02

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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.