Home / 75,222,553.45-103,763,143.29-47,301,073.42

Finding the Fourth Proportional to 75,222,553.45, 103,763,143.29 and 47,301,073.42

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Solution

The fourth proportional to 75,222,553.45, 103,763,143.29 and 47,301,073.42 is: 65,247,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222,553.45 : 103,763,143.29 = 47,301,073.42 : x
  2. Step 2: Convert to fraction form
    75,222,553.45/103,763,143.29 = 47,301,073.42/x
  3. Step 3: Cross multiply
    75,222,553.45x = 103,763,143.29 × 47,301,073.42
  4. Step 4: Simplify right side
    75,222,553.45x = 4,908,108,059,050,271
  5. Step 5: Solve for x
    x = 4,908,108,059,050,271/75,222,553.45
  6. Step 6: Final answer
    x = 65,247,825.74

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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.