Home / 82,294,367.09-123,468,991.41-54,736,925.13

Finding the Fourth Proportional to 82,294,367.09, 123,468,991.41 and 54,736,925.13

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Solution

The fourth proportional to 82,294,367.09, 123,468,991.41 and 54,736,925.13 is: 82,123,639.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,294,367.09 : 123,468,991.41 = 54,736,925.13 : x
  2. Step 2: Convert to fraction form
    82,294,367.09/123,468,991.41 = 54,736,925.13/x
  3. Step 3: Cross multiply
    82,294,367.09x = 123,468,991.41 × 54,736,925.13
  4. Step 4: Simplify right side
    82,294,367.09x = 6,758,312,939,084,678
  5. Step 5: Solve for x
    x = 6,758,312,939,084,678/82,294,367.09
  6. Step 6: Final answer
    x = 82,123,639.54

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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.