Home / 220,391,181.60-330,586,772.40-99,458,829.60

Finding the Fourth Proportional to 220,391,181.60, 330,586,772.40 and 99,458,829.60

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Solution

The fourth proportional to 220,391,181.60, 330,586,772.40 and 99,458,829.60 is: 149,188,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,391,181.60 : 330,586,772.40 = 99,458,829.60 : x
  2. Step 2: Convert to fraction form
    220,391,181.60/330,586,772.40 = 99,458,829.60/x
  3. Step 3: Cross multiply
    220,391,181.60x = 330,586,772.40 × 99,458,829.60
  4. Step 4: Simplify right side
    220,391,181.60x = 32,879,773,464,145,580
  5. Step 5: Solve for x
    x = 32,879,773,464,145,580/220,391,181.60
  6. Step 6: Final answer
    x = 149,188,244.40

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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.