Home / 1,294,397,687.20-1,941,596,530.80-374,304,042.40

Finding the Fourth Proportional to 1,294,397,687.20, 1,941,596,530.80 and 374,304,042.40

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Solution

The fourth proportional to 1,294,397,687.20, 1,941,596,530.80 and 374,304,042.40 is: 561,456,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,397,687.20 : 1,941,596,530.80 = 374,304,042.40 : x
  2. Step 2: Convert to fraction form
    1,294,397,687.20/1,941,596,530.80 = 374,304,042.40/x
  3. Step 3: Cross multiply
    1,294,397,687.20x = 1,941,596,530.80 × 374,304,042.40
  4. Step 4: Simplify right side
    1,294,397,687.20x = 726,747,430,188,256,000
  5. Step 5: Solve for x
    x = 726,747,430,188,256,000/1,294,397,687.20
  6. Step 6: Final answer
    x = 561,456,063.60

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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.