Home / 219,912,701,409.60-329,869,052,114.40-87,414,894,171.60

Finding the Fourth Proportional to 219,912,701,409.60, 329,869,052,114.40 and 87,414,894,171.60

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Solution

The fourth proportional to 219,912,701,409.60, 329,869,052,114.40 and 87,414,894,171.60 is: 131,122,341,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,912,701,409.60 : 329,869,052,114.40 = 87,414,894,171.60 : x
  2. Step 2: Convert to fraction form
    219,912,701,409.60/329,869,052,114.40 = 87,414,894,171.60/x
  3. Step 3: Cross multiply
    219,912,701,409.60x = 329,869,052,114.40 × 87,414,894,171.60
  4. Step 4: Simplify right side
    219,912,701,409.60x = 28,835,468,281,066,287,005,696
  5. Step 5: Solve for x
    x = 28,835,468,281,066,287,005,696/219,912,701,409.60
  6. Step 6: Final answer
    x = 131,122,341,257.40

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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.