Home / 362,990,644.20-544,698,542.70-132,982,979.40

Finding the Fourth Proportional to 362,990,644.20, 544,698,542.70 and 132,982,979.40

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Solution

The fourth proportional to 362,990,644.20, 544,698,542.70 and 132,982,979.40 is: 199,552,347.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,990,644.20 : 544,698,542.70 = 132,982,979.40 : x
  2. Step 2: Convert to fraction form
    362,990,644.20/544,698,542.70 = 132,982,979.40/x
  3. Step 3: Cross multiply
    362,990,644.20x = 544,698,542.70 × 132,982,979.40
  4. Step 4: Simplify right side
    362,990,644.20x = 72,435,635,083,084,128
  5. Step 5: Solve for x
    x = 72,435,635,083,084,128/362,990,644.20
  6. Step 6: Final answer
    x = 199,552,347.26

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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.