Home / 1,098,905,853.33-1,648,613,742.28-361,949,311.32

Finding the Fourth Proportional to 1,098,905,853.33, 1,648,613,742.28 and 361,949,311.32

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Solution

The fourth proportional to 1,098,905,853.33, 1,648,613,742.28 and 361,949,311.32 is: 543,007,944.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,905,853.33 : 1,648,613,742.28 = 361,949,311.32 : x
  2. Step 2: Convert to fraction form
    1,098,905,853.33/1,648,613,742.28 = 361,949,311.32/x
  3. Step 3: Cross multiply
    1,098,905,853.33x = 1,648,613,742.28 × 361,949,311.32
  4. Step 4: Simplify right side
    1,098,905,853.33x = 596,714,608,643,846,784
  5. Step 5: Solve for x
    x = 596,714,608,643,846,784/1,098,905,853.33
  6. Step 6: Final answer
    x = 543,007,944.53

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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.