Home / 551,952,562.80-827,928,844.20-163,835,295.60

Finding the Fourth Proportional to 551,952,562.80, 827,928,844.20 and 163,835,295.60

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Solution

The fourth proportional to 551,952,562.80, 827,928,844.20 and 163,835,295.60 is: 245,752,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,952,562.80 : 827,928,844.20 = 163,835,295.60 : x
  2. Step 2: Convert to fraction form
    551,952,562.80/827,928,844.20 = 163,835,295.60/x
  3. Step 3: Cross multiply
    551,952,562.80x = 827,928,844.20 × 163,835,295.60
  4. Step 4: Simplify right side
    551,952,562.80x = 135,643,966,925,273,344
  5. Step 5: Solve for x
    x = 135,643,966,925,273,344/551,952,562.80
  6. Step 6: Final answer
    x = 245,752,943.40

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1.5x scale

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.