Home / 79,086,732.48-109,130,356.80-45,595,834.56

Finding the Fourth Proportional to 79,086,732.48, 109,130,356.80 and 45,595,834.56

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Solution

The fourth proportional to 79,086,732.48, 109,130,356.80 and 45,595,834.56 is: 62,916,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,086,732.48 : 109,130,356.80 = 45,595,834.56 : x
  2. Step 2: Convert to fraction form
    79,086,732.48/109,130,356.80 = 45,595,834.56/x
  3. Step 3: Cross multiply
    79,086,732.48x = 109,130,356.80 × 45,595,834.56
  4. Step 4: Simplify right side
    79,086,732.48x = 4,975,889,694,126,571
  5. Step 5: Solve for x
    x = 4,975,889,694,126,571/79,086,732.48
  6. Step 6: Final answer
    x = 62,916,870.35

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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.