Home / 94,509,751.20-141,596,665.20-81,072,823.20

Finding the Fourth Proportional to 94,509,751.20, 141,596,665.20 and 81,072,823.20

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Solution

The fourth proportional to 94,509,751.20, 141,596,665.20 and 81,072,823.20 is: 121,465,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,509,751.20 : 141,596,665.20 = 81,072,823.20 : x
  2. Step 2: Convert to fraction form
    94,509,751.20/141,596,665.20 = 81,072,823.20/x
  3. Step 3: Cross multiply
    94,509,751.20x = 141,596,665.20 × 81,072,823.20
  4. Step 4: Simplify right side
    94,509,751.20x = 11,479,641,403,469,192
  5. Step 5: Solve for x
    x = 11,479,641,403,469,192/94,509,751.20
  6. Step 6: Final answer
    x = 121,465,153.15

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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.