Home / 1,454,224,240.15-2,181,970,214.39-509,500,064.19

Finding the Fourth Proportional to 1,454,224,240.15, 2,181,970,214.39 and 509,500,064.19

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Solution

The fourth proportional to 1,454,224,240.15, 2,181,970,214.39 and 509,500,064.19 is: 764,472,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,224,240.15 : 2,181,970,214.39 = 509,500,064.19 : x
  2. Step 2: Convert to fraction form
    1,454,224,240.15/2,181,970,214.39 = 509,500,064.19/x
  3. Step 3: Cross multiply
    1,454,224,240.15x = 2,181,970,214.39 × 509,500,064.19
  4. Step 4: Simplify right side
    1,454,224,240.15x = 1,111,713,964,292,372,992
  5. Step 5: Solve for x
    x = 1,111,713,964,292,372,992/1,454,224,240.15
  6. Step 6: Final answer
    x = 764,472,172.58

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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.