Home / 583,846,251.80-805,708,141.42-319,528,090.20

Finding the Fourth Proportional to 583,846,251.80, 805,708,141.42 and 319,528,090.20

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Solution

The fourth proportional to 583,846,251.80, 805,708,141.42 and 319,528,090.20 is: 440,948,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,846,251.80 : 805,708,141.42 = 319,528,090.20 : x
  2. Step 2: Convert to fraction form
    583,846,251.80/805,708,141.42 = 319,528,090.20/x
  3. Step 3: Cross multiply
    583,846,251.80x = 805,708,141.42 × 319,528,090.20
  4. Step 4: Simplify right side
    583,846,251.80x = 257,446,383,686,524,096
  5. Step 5: Solve for x
    x = 257,446,383,686,524,096/583,846,251.80
  6. Step 6: Final answer
    x = 440,948,936.29

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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.