Home / 752,148,362.62-1,127,629,181.12-475,215,862.33

Finding the Fourth Proportional to 752,148,362.62, 1,127,629,181.12 and 475,215,862.33

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Solution

The fourth proportional to 752,148,362.62, 1,127,629,181.12 and 475,215,862.33 is: 712,448,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,148,362.62 : 1,127,629,181.12 = 475,215,862.33 : x
  2. Step 2: Convert to fraction form
    752,148,362.62/1,127,629,181.12 = 475,215,862.33/x
  3. Step 3: Cross multiply
    752,148,362.62x = 1,127,629,181.12 × 475,215,862.33
  4. Step 4: Simplify right side
    752,148,362.62x = 535,867,273,688,774,336
  5. Step 5: Solve for x
    x = 535,867,273,688,774,336/752,148,362.62
  6. Step 6: Final answer
    x = 712,448,900.14

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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.