Home / 138,763,155.70-208,144,179.91-62,032,375.33

Finding the Fourth Proportional to 138,763,155.70, 208,144,179.91 and 62,032,375.33

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Solution

The fourth proportional to 138,763,155.70, 208,144,179.91 and 62,032,375.33 is: 93,048,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,763,155.70 : 208,144,179.91 = 62,032,375.33 : x
  2. Step 2: Convert to fraction form
    138,763,155.70/208,144,179.91 = 62,032,375.33/x
  3. Step 3: Cross multiply
    138,763,155.70x = 208,144,179.91 × 62,032,375.33
  4. Step 4: Simplify right side
    138,763,155.70x = 12,911,677,890,932,166
  5. Step 5: Solve for x
    x = 12,911,677,890,932,166/138,763,155.70
  6. Step 6: Final answer
    x = 93,048,315.50

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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.