Home / 583,729,399.33-805,564,640.00-319,422,532.39

Finding the Fourth Proportional to 583,729,399.33, 805,564,640.00 and 319,422,532.39

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Solution

The fourth proportional to 583,729,399.33, 805,564,640.00 and 319,422,532.39 is: 440,812,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,729,399.33 : 805,564,640.00 = 319,422,532.39 : x
  2. Step 2: Convert to fraction form
    583,729,399.33/805,564,640.00 = 319,422,532.39/x
  3. Step 3: Cross multiply
    583,729,399.33x = 805,564,640.00 × 319,422,532.39
  4. Step 4: Simplify right side
    583,729,399.33x = 257,315,497,311,423,328
  5. Step 5: Solve for x
    x = 257,315,497,311,423,328/583,729,399.33
  6. Step 6: Final answer
    x = 440,812,982.19

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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.