Home / 605,880,967.40-908,821,451.10-531,054,074.60

Finding the Fourth Proportional to 605,880,967.40, 908,821,451.10 and 531,054,074.60

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Solution

The fourth proportional to 605,880,967.40, 908,821,451.10 and 531,054,074.60 is: 796,581,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,880,967.40 : 908,821,451.10 = 531,054,074.60 : x
  2. Step 2: Convert to fraction form
    605,880,967.40/908,821,451.10 = 531,054,074.60/x
  3. Step 3: Cross multiply
    605,880,967.40x = 908,821,451.10 × 531,054,074.60
  4. Step 4: Simplify right side
    605,880,967.40x = 482,633,334,690,539,712
  5. Step 5: Solve for x
    x = 482,633,334,690,539,712/605,880,967.40
  6. Step 6: Final answer
    x = 796,581,111.90

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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.