Home / 1,270,637,867.43-1,753,522,834.57-706,146,539.33

Finding the Fourth Proportional to 1,270,637,867.43, 1,753,522,834.57 and 706,146,539.33

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Solution

The fourth proportional to 1,270,637,867.43, 1,753,522,834.57 and 706,146,539.33 is: 974,505,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,637,867.43 : 1,753,522,834.57 = 706,146,539.33 : x
  2. Step 2: Convert to fraction form
    1,270,637,867.43/1,753,522,834.57 = 706,146,539.33/x
  3. Step 3: Cross multiply
    1,270,637,867.43x = 1,753,522,834.57 × 706,146,539.33
  4. Step 4: Simplify right side
    1,270,637,867.43x = 1,238,244,081,270,355,968
  5. Step 5: Solve for x
    x = 1,238,244,081,270,355,968/1,270,637,867.43
  6. Step 6: Final answer
    x = 974,505,886.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.