Home / 3,432,221,452.32-5,148,380,009.80-978,558,355.32

Finding the Fourth Proportional to 3,432,221,452.32, 5,148,380,009.80 and 978,558,355.32

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Solution

The fourth proportional to 3,432,221,452.32, 5,148,380,009.80 and 978,558,355.32 is: 1,467,851,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,221,452.32 : 5,148,380,009.80 = 978,558,355.32 : x
  2. Step 2: Convert to fraction form
    3,432,221,452.32/5,148,380,009.80 = 978,558,355.32/x
  3. Step 3: Cross multiply
    3,432,221,452.32x = 5,148,380,009.80 × 978,558,355.32
  4. Step 4: Simplify right side
    3,432,221,452.32x = 5,037,990,274,952,253,440
  5. Step 5: Solve for x
    x = 5,037,990,274,952,253,440/3,432,221,452.32
  6. Step 6: Final answer
    x = 1,467,851,170.14

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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.