Home / 446,753,600.40-670,193,386.20-140,013,728.40

Finding the Fourth Proportional to 446,753,600.40, 670,193,386.20 and 140,013,728.40

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Solution

The fourth proportional to 446,753,600.40, 670,193,386.20 and 140,013,728.40 is: 210,040,332.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,753,600.40 : 670,193,386.20 = 140,013,728.40 : x
  2. Step 2: Convert to fraction form
    446,753,600.40/670,193,386.20 = 140,013,728.40/x
  3. Step 3: Cross multiply
    446,753,600.40x = 670,193,386.20 × 140,013,728.40
  4. Step 4: Simplify right side
    446,753,600.40x = 93,836,274,750,883,120
  5. Step 5: Solve for x
    x = 93,836,274,750,883,120/446,753,600.40
  6. Step 6: Final answer
    x = 210,040,332.45

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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.