Home / 82,746,496.50-114,190,159.77-47,959,365.21

Finding the Fourth Proportional to 82,746,496.50, 114,190,159.77 and 47,959,365.21

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Solution

The fourth proportional to 82,746,496.50, 114,190,159.77 and 47,959,365.21 is: 66,183,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,496.50 : 114,190,159.77 = 47,959,365.21 : x
  2. Step 2: Convert to fraction form
    82,746,496.50/114,190,159.77 = 47,959,365.21/x
  3. Step 3: Cross multiply
    82,746,496.50x = 114,190,159.77 × 47,959,365.21
  4. Step 4: Simplify right side
    82,746,496.50x = 5,476,487,575,797,680
  5. Step 5: Solve for x
    x = 5,476,487,575,797,680/82,746,496.50
  6. Step 6: Final answer
    x = 66,183,920.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.