Home / 518,223,763.06-777,335,644.62-173,177,390.02

Finding the Fourth Proportional to 518,223,763.06, 777,335,644.62 and 173,177,390.02

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Solution

The fourth proportional to 518,223,763.06, 777,335,644.62 and 173,177,390.02 is: 259,766,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,223,763.06 : 777,335,644.62 = 173,177,390.02 : x
  2. Step 2: Convert to fraction form
    518,223,763.06/777,335,644.62 = 173,177,390.02/x
  3. Step 3: Cross multiply
    518,223,763.06x = 777,335,644.62 × 173,177,390.02
  4. Step 4: Simplify right side
    518,223,763.06x = 134,616,958,104,805,856
  5. Step 5: Solve for x
    x = 134,616,958,104,805,856/518,223,763.06
  6. Step 6: Final answer
    x = 259,766,085.04

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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.