Home / 881,585,842.60-1,322,570,082.77-268,154,125.12

Finding the Fourth Proportional to 881,585,842.60, 1,322,570,082.77 and 268,154,125.12

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Solution

The fourth proportional to 881,585,842.60, 1,322,570,082.77 and 268,154,125.12 is: 402,289,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,585,842.60 : 1,322,570,082.77 = 268,154,125.12 : x
  2. Step 2: Convert to fraction form
    881,585,842.60/1,322,570,082.77 = 268,154,125.12/x
  3. Step 3: Cross multiply
    881,585,842.60x = 1,322,570,082.77 × 268,154,125.12
  4. Step 4: Simplify right side
    881,585,842.60x = 354,652,623,455,075,328
  5. Step 5: Solve for x
    x = 354,652,623,455,075,328/881,585,842.60
  6. Step 6: Final answer
    x = 402,289,381.61

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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.