Home / 881,963,851.34-1,322,945,776.55-329,309,439.16

Finding the Fourth Proportional to 881,963,851.34, 1,322,945,776.55 and 329,309,439.16

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Solution

The fourth proportional to 881,963,851.34, 1,322,945,776.55 and 329,309,439.16 is: 493,964,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,963,851.34 : 1,322,945,776.55 = 329,309,439.16 : x
  2. Step 2: Convert to fraction form
    881,963,851.34/1,322,945,776.55 = 329,309,439.16/x
  3. Step 3: Cross multiply
    881,963,851.34x = 1,322,945,776.55 × 329,309,439.16
  4. Step 4: Simplify right side
    881,963,851.34x = 435,658,531,714,771,200
  5. Step 5: Solve for x
    x = 435,658,531,714,771,200/881,963,851.34
  6. Step 6: Final answer
    x = 493,964,158.57

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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.