Home / 82,294,368.59-123,468,993.66-54,736,926.63

Finding the Fourth Proportional to 82,294,368.59, 123,468,993.66 and 54,736,926.63

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Solution

The fourth proportional to 82,294,368.59, 123,468,993.66 and 54,736,926.63 is: 82,123,641.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,294,368.59 : 123,468,993.66 = 54,736,926.63 : x
  2. Step 2: Convert to fraction form
    82,294,368.59/123,468,993.66 = 54,736,926.63/x
  3. Step 3: Cross multiply
    82,294,368.59x = 123,468,993.66 × 54,736,926.63
  4. Step 4: Simplify right side
    82,294,368.59x = 6,758,313,247,047,355
  5. Step 5: Solve for x
    x = 6,758,313,247,047,355/82,294,368.59
  6. Step 6: Final answer
    x = 82,123,641.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.