Home / 703,527,281.40-1,055,290,922.10-314,937,622.20

Finding the Fourth Proportional to 703,527,281.40, 1,055,290,922.10 and 314,937,622.20

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Solution

The fourth proportional to 703,527,281.40, 1,055,290,922.10 and 314,937,622.20 is: 472,406,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,527,281.40 : 1,055,290,922.10 = 314,937,622.20 : x
  2. Step 2: Convert to fraction form
    703,527,281.40/1,055,290,922.10 = 314,937,622.20/x
  3. Step 3: Cross multiply
    703,527,281.40x = 1,055,290,922.10 × 314,937,622.20
  4. Step 4: Simplify right side
    703,527,281.40x = 332,350,813,735,419,456
  5. Step 5: Solve for x
    x = 332,350,813,735,419,456/703,527,281.40
  6. Step 6: Final answer
    x = 472,406,433.30

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Double scale
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Similar ratio
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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.