Home / 94,636,501.20-141,954,751.80-81,647,470.80

Finding the Fourth Proportional to 94,636,501.20, 141,954,751.80 and 81,647,470.80

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Solution

The fourth proportional to 94,636,501.20, 141,954,751.80 and 81,647,470.80 is: 122,471,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,636,501.20 : 141,954,751.80 = 81,647,470.80 : x
  2. Step 2: Convert to fraction form
    94,636,501.20/141,954,751.80 = 81,647,470.80/x
  3. Step 3: Cross multiply
    94,636,501.20x = 141,954,751.80 × 81,647,470.80
  4. Step 4: Simplify right side
    94,636,501.20x = 11,590,246,452,511,748
  5. Step 5: Solve for x
    x = 11,590,246,452,511,748/94,636,501.20
  6. Step 6: Final answer
    x = 122,471,206.20

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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.