Home / 192,762,195.39-289,137,774.98-54,587,475.71

Finding the Fourth Proportional to 192,762,195.39, 289,137,774.98 and 54,587,475.71

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Solution

The fourth proportional to 192,762,195.39, 289,137,774.98 and 54,587,475.71 is: 81,879,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,762,195.39 : 289,137,774.98 = 54,587,475.71 : x
  2. Step 2: Convert to fraction form
    192,762,195.39/289,137,774.98 = 54,587,475.71/x
  3. Step 3: Cross multiply
    192,762,195.39x = 289,137,774.98 × 54,587,475.71
  4. Step 4: Simplify right side
    192,762,195.39x = 15,783,301,266,845,570
  5. Step 5: Solve for x
    x = 15,783,301,266,845,570/192,762,195.39
  6. Step 6: Final answer
    x = 81,879,650.91

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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.