Home / 451,823,520.80-677,735,281.20-314,074,013.60

Finding the Fourth Proportional to 451,823,520.80, 677,735,281.20 and 314,074,013.60

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Solution

The fourth proportional to 451,823,520.80, 677,735,281.20 and 314,074,013.60 is: 471,111,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,823,520.80 : 677,735,281.20 = 314,074,013.60 : x
  2. Step 2: Convert to fraction form
    451,823,520.80/677,735,281.20 = 314,074,013.60/x
  3. Step 3: Cross multiply
    451,823,520.80x = 677,735,281.20 × 314,074,013.60
  4. Step 4: Simplify right side
    451,823,520.80x = 212,859,039,924,808,640
  5. Step 5: Solve for x
    x = 212,859,039,924,808,640/451,823,520.80
  6. Step 6: Final answer
    x = 471,111,020.40

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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.