Home / 295,023,977.40-442,871,889.30-173,923,663.80

Finding the Fourth Proportional to 295,023,977.40, 442,871,889.30 and 173,923,663.80

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Solution

The fourth proportional to 295,023,977.40, 442,871,889.30 and 173,923,663.80 is: 261,083,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,023,977.40 : 442,871,889.30 = 173,923,663.80 : x
  2. Step 2: Convert to fraction form
    295,023,977.40/442,871,889.30 = 173,923,663.80/x
  3. Step 3: Cross multiply
    295,023,977.40x = 442,871,889.30 × 173,923,663.80
  4. Step 4: Simplify right side
    295,023,977.40x = 77,025,901,581,084,032
  5. Step 5: Solve for x
    x = 77,025,901,581,084,032/295,023,977.40
  6. Step 6: Final answer
    x = 261,083,530.43

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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.