Home / 80,172,296.55-110,639,055.20-43,502,867.55

Finding the Fourth Proportional to 80,172,296.55, 110,639,055.20 and 43,502,867.55

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Solution

The fourth proportional to 80,172,296.55, 110,639,055.20 and 43,502,867.55 is: 60,034,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,172,296.55 : 110,639,055.20 = 43,502,867.55 : x
  2. Step 2: Convert to fraction form
    80,172,296.55/110,639,055.20 = 43,502,867.55/x
  3. Step 3: Cross multiply
    80,172,296.55x = 110,639,055.20 × 43,502,867.55
  4. Step 4: Simplify right side
    80,172,296.55x = 4,813,116,164,005,224
  5. Step 5: Solve for x
    x = 4,813,116,164,005,224/80,172,296.55
  6. Step 6: Final answer
    x = 60,034,655.00

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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.