Home / 605,423,468.20-908,135,202.30-528,895,964.20

Finding the Fourth Proportional to 605,423,468.20, 908,135,202.30 and 528,895,964.20

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Solution

The fourth proportional to 605,423,468.20, 908,135,202.30 and 528,895,964.20 is: 793,343,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,423,468.20 : 908,135,202.30 = 528,895,964.20 : x
  2. Step 2: Convert to fraction form
    605,423,468.20/908,135,202.30 = 528,895,964.20/x
  3. Step 3: Cross multiply
    605,423,468.20x = 908,135,202.30 × 528,895,964.20
  4. Step 4: Simplify right side
    605,423,468.20x = 480,309,043,444,420,544
  5. Step 5: Solve for x
    x = 480,309,043,444,420,544/605,423,468.20
  6. Step 6: Final answer
    x = 793,343,946.30

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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.