Home / 2,141,856,017.40-3,212,784,026.10-1,158,902,743.80

Finding the Fourth Proportional to 2,141,856,017.40, 3,212,784,026.10 and 1,158,902,743.80

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Solution

The fourth proportional to 2,141,856,017.40, 3,212,784,026.10 and 1,158,902,743.80 is: 1,738,354,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,856,017.40 : 3,212,784,026.10 = 1,158,902,743.80 : x
  2. Step 2: Convert to fraction form
    2,141,856,017.40/3,212,784,026.10 = 1,158,902,743.80/x
  3. Step 3: Cross multiply
    2,141,856,017.40x = 3,212,784,026.10 × 1,158,902,743.80
  4. Step 4: Simplify right side
    2,141,856,017.40x = 3,723,304,223,084,100,608
  5. Step 5: Solve for x
    x = 3,723,304,223,084,100,608/2,141,856,017.40
  6. Step 6: Final answer
    x = 1,738,354,115.70

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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.