Home / 221,636,019.60-332,164,114.20-119,179,443.60

Finding the Fourth Proportional to 221,636,019.60, 332,164,114.20 and 119,179,443.60

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Solution

The fourth proportional to 221,636,019.60, 332,164,114.20 and 119,179,443.60 is: 178,613,270.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,636,019.60 : 332,164,114.20 = 119,179,443.60 : x
  2. Step 2: Convert to fraction form
    221,636,019.60/332,164,114.20 = 119,179,443.60/x
  3. Step 3: Cross multiply
    221,636,019.60x = 332,164,114.20 × 119,179,443.60
  4. Step 4: Simplify right side
    221,636,019.60x = 39,587,134,314,242,856
  5. Step 5: Solve for x
    x = 39,587,134,314,242,856/221,636,019.60
  6. Step 6: Final answer
    x = 178,613,270.47

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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.