Home / 265,220,904.30-397,831,356.45-83,468,082.30

Finding the Fourth Proportional to 265,220,904.30, 397,831,356.45 and 83,468,082.30

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Solution

The fourth proportional to 265,220,904.30, 397,831,356.45 and 83,468,082.30 is: 125,202,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,220,904.30 : 397,831,356.45 = 83,468,082.30 : x
  2. Step 2: Convert to fraction form
    265,220,904.30/397,831,356.45 = 83,468,082.30/x
  3. Step 3: Cross multiply
    265,220,904.30x = 397,831,356.45 × 83,468,082.30
  4. Step 4: Simplify right side
    265,220,904.30x = 33,206,220,401,689,232
  5. Step 5: Solve for x
    x = 33,206,220,401,689,232/265,220,904.30
  6. Step 6: Final answer
    x = 125,202,123.45

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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.