Home / 295,023,986.40-442,871,902.80-173,923,672.80

Finding the Fourth Proportional to 295,023,986.40, 442,871,902.80 and 173,923,672.80

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Solution

The fourth proportional to 295,023,986.40, 442,871,902.80 and 173,923,672.80 is: 261,083,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,023,986.40 : 442,871,902.80 = 173,923,672.80 : x
  2. Step 2: Convert to fraction form
    295,023,986.40/442,871,902.80 = 173,923,672.80/x
  3. Step 3: Cross multiply
    295,023,986.40x = 442,871,902.80 × 173,923,672.80
  4. Step 4: Simplify right side
    295,023,986.40x = 77,025,907,914,900,608
  5. Step 5: Solve for x
    x = 77,025,907,914,900,608/295,023,986.40
  6. Step 6: Final answer
    x = 261,083,543.93

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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.