Home / 1,486,407,907.88-2,051,373,614.20-817,470,844.82

Finding the Fourth Proportional to 1,486,407,907.88, 2,051,373,614.20 and 817,470,844.82

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Solution

The fourth proportional to 1,486,407,907.88, 2,051,373,614.20 and 817,470,844.82 is: 1,128,181,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,407,907.88 : 2,051,373,614.20 = 817,470,844.82 : x
  2. Step 2: Convert to fraction form
    1,486,407,907.88/2,051,373,614.20 = 817,470,844.82/x
  3. Step 3: Cross multiply
    1,486,407,907.88x = 2,051,373,614.20 × 817,470,844.82
  4. Step 4: Simplify right side
    1,486,407,907.88x = 1,676,938,121,441,530,880
  5. Step 5: Solve for x
    x = 1,676,938,121,441,530,880/1,486,407,907.88
  6. Step 6: Final answer
    x = 1,128,181,646.88

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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.