Home / 626,810,682.60-940,216,023.90-526,481,620.20

Finding the Fourth Proportional to 626,810,682.60, 940,216,023.90 and 526,481,620.20

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Solution

The fourth proportional to 626,810,682.60, 940,216,023.90 and 526,481,620.20 is: 789,722,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,810,682.60 : 940,216,023.90 = 526,481,620.20 : x
  2. Step 2: Convert to fraction form
    626,810,682.60/940,216,023.90 = 526,481,620.20/x
  3. Step 3: Cross multiply
    626,810,682.60x = 940,216,023.90 × 526,481,620.20
  4. Step 4: Simplify right side
    626,810,682.60x = 495,006,455,600,873,920
  5. Step 5: Solve for x
    x = 495,006,455,600,873,920/626,810,682.60
  6. Step 6: Final answer
    x = 789,722,430.30

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1.5x scale

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.