Home / 360,612,705.62-540,781,172.08-196,762,885.36

Finding the Fourth Proportional to 360,612,705.62, 540,781,172.08 and 196,762,885.36

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Solution

The fourth proportional to 360,612,705.62, 540,781,172.08 and 196,762,885.36 is: 295,069,092.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,612,705.62 : 540,781,172.08 = 196,762,885.36 : x
  2. Step 2: Convert to fraction form
    360,612,705.62/540,781,172.08 = 196,762,885.36/x
  3. Step 3: Cross multiply
    360,612,705.62x = 540,781,172.08 × 196,762,885.36
  4. Step 4: Simplify right side
    360,612,705.62x = 106,405,663,764,979,600
  5. Step 5: Solve for x
    x = 106,405,663,764,979,600/360,612,705.62
  6. Step 6: Final answer
    x = 295,069,092.43

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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.