Home / 1,451,569,678.80-2,177,354,518.20-1,301,915,893.20

Finding the Fourth Proportional to 1,451,569,678.80, 2,177,354,518.20 and 1,301,915,893.20

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Solution

The fourth proportional to 1,451,569,678.80, 2,177,354,518.20 and 1,301,915,893.20 is: 1,952,873,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,569,678.80 : 2,177,354,518.20 = 1,301,915,893.20 : x
  2. Step 2: Convert to fraction form
    1,451,569,678.80/2,177,354,518.20 = 1,301,915,893.20/x
  3. Step 3: Cross multiply
    1,451,569,678.80x = 2,177,354,518.20 × 1,301,915,893.20
  4. Step 4: Simplify right side
    1,451,569,678.80x = 2,834,732,452,375,408,640
  5. Step 5: Solve for x
    x = 2,834,732,452,375,408,640/1,451,569,678.80
  6. Step 6: Final answer
    x = 1,952,873,839.80

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Double scale
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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.