Home / 611,749,177.57-844,315,111.23-360,914,893.57

Finding the Fourth Proportional to 611,749,177.57, 844,315,111.23 and 360,914,893.57

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Solution

The fourth proportional to 611,749,177.57, 844,315,111.23 and 360,914,893.57 is: 498,122,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,749,177.57 : 844,315,111.23 = 360,914,893.57 : x
  2. Step 2: Convert to fraction form
    611,749,177.57/844,315,111.23 = 360,914,893.57/x
  3. Step 3: Cross multiply
    611,749,177.57x = 844,315,111.23 × 360,914,893.57
  4. Step 4: Simplify right side
    611,749,177.57x = 304,725,898,507,007,360
  5. Step 5: Solve for x
    x = 304,725,898,507,007,360/611,749,177.57
  6. Step 6: Final answer
    x = 498,122,285.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.