Home / 146,831,893.30-220,240,841.55-49,778,082.10

Finding the Fourth Proportional to 146,831,893.30, 220,240,841.55 and 49,778,082.10

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Solution

The fourth proportional to 146,831,893.30, 220,240,841.55 and 49,778,082.10 is: 74,664,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,831,893.30 : 220,240,841.55 = 49,778,082.10 : x
  2. Step 2: Convert to fraction form
    146,831,893.30/220,240,841.55 = 49,778,082.10/x
  3. Step 3: Cross multiply
    146,831,893.30x = 220,240,841.55 × 49,778,082.10
  4. Step 4: Simplify right side
    146,831,893.30x = 10,963,166,692,448,992
  5. Step 5: Solve for x
    x = 10,963,166,692,448,992/146,831,893.30
  6. Step 6: Final answer
    x = 74,664,750.59

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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.