Home / 80,130,609.56-110,580,248.49-45,322,550.84

Finding the Fourth Proportional to 80,130,609.56, 110,580,248.49 and 45,322,550.84

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Solution

The fourth proportional to 80,130,609.56, 110,580,248.49 and 45,322,550.84 is: 62,545,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,130,609.56 : 110,580,248.49 = 45,322,550.84 : x
  2. Step 2: Convert to fraction form
    80,130,609.56/110,580,248.49 = 45,322,550.84/x
  3. Step 3: Cross multiply
    80,130,609.56x = 110,580,248.49 × 45,322,550.84
  4. Step 4: Simplify right side
    80,130,609.56x = 5,011,778,934,194,349
  5. Step 5: Solve for x
    x = 5,011,778,934,194,349/80,130,609.56
  6. Step 6: Final answer
    x = 62,545,124.29

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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.