Home / 79,155,382.39-109,240,972.08-43,884,255.58

Finding the Fourth Proportional to 79,155,382.39, 109,240,972.08 and 43,884,255.58

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Solution

The fourth proportional to 79,155,382.39, 109,240,972.08 and 43,884,255.58 is: 60,563,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,155,382.39 : 109,240,972.08 = 43,884,255.58 : x
  2. Step 2: Convert to fraction form
    79,155,382.39/109,240,972.08 = 43,884,255.58/x
  3. Step 3: Cross multiply
    79,155,382.39x = 109,240,972.08 × 43,884,255.58
  4. Step 4: Simplify right side
    79,155,382.39x = 4,793,958,738,566,364
  5. Step 5: Solve for x
    x = 4,793,958,738,566,364/79,155,382.39
  6. Step 6: Final answer
    x = 60,563,900.95

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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.