Home / 523,913,446.80-785,870,170.20-360,654,771.60

Finding the Fourth Proportional to 523,913,446.80, 785,870,170.20 and 360,654,771.60

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Solution

The fourth proportional to 523,913,446.80, 785,870,170.20 and 360,654,771.60 is: 540,982,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,913,446.80 : 785,870,170.20 = 360,654,771.60 : x
  2. Step 2: Convert to fraction form
    523,913,446.80/785,870,170.20 = 360,654,771.60/x
  3. Step 3: Cross multiply
    523,913,446.80x = 785,870,170.20 × 360,654,771.60
  4. Step 4: Simplify right side
    523,913,446.80x = 283,427,826,740,734,176
  5. Step 5: Solve for x
    x = 283,427,826,740,734,176/523,913,446.80
  6. Step 6: Final answer
    x = 540,982,157.40

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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.