Home / 1,169,168,008.42-1,613,451,293.13-699,269,320.18

Finding the Fourth Proportional to 1,169,168,008.42, 1,613,451,293.13 and 699,269,320.18

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Solution

The fourth proportional to 1,169,168,008.42, 1,613,451,293.13 and 699,269,320.18 is: 964,991,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,168,008.42 : 1,613,451,293.13 = 699,269,320.18 : x
  2. Step 2: Convert to fraction form
    1,169,168,008.42/1,613,451,293.13 = 699,269,320.18/x
  3. Step 3: Cross multiply
    1,169,168,008.42x = 1,613,451,293.13 × 699,269,320.18
  4. Step 4: Simplify right side
    1,169,168,008.42x = 1,128,236,988,890,557,056
  5. Step 5: Solve for x
    x = 1,128,236,988,890,557,056/1,169,168,008.42
  6. Step 6: Final answer
    x = 964,991,327.82

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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.