Home / 566,714,273.04-782,055,072.36-315,813,143.79

Finding the Fourth Proportional to 566,714,273.04, 782,055,072.36 and 315,813,143.79

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Solution

The fourth proportional to 566,714,273.04, 782,055,072.36 and 315,813,143.79 is: 435,816,217.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,714,273.04 : 782,055,072.36 = 315,813,143.79 : x
  2. Step 2: Convert to fraction form
    566,714,273.04/782,055,072.36 = 315,813,143.79/x
  3. Step 3: Cross multiply
    566,714,273.04x = 782,055,072.36 × 315,813,143.79
  4. Step 4: Simplify right side
    566,714,273.04x = 246,983,271,018,927,552
  5. Step 5: Solve for x
    x = 246,983,271,018,927,552/566,714,273.04
  6. Step 6: Final answer
    x = 435,816,217.75

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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.