Home / 859,280,948,101.26-1,288,701,572,980.60-254,764,796,439.06

Finding the Fourth Proportional to 859,280,948,101.26, 1,288,701,572,980.60 and 254,764,796,439.06

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Solution

The fourth proportional to 859,280,948,101.26, 1,288,701,572,980.60 and 254,764,796,439.06 is: 382,082,012,450.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,280,948,101.26 : 1,288,701,572,980.60 = 254,764,796,439.06 : x
  2. Step 2: Convert to fraction form
    859,280,948,101.26/1,288,701,572,980.60 = 254,764,796,439.06/x
  3. Step 3: Cross multiply
    859,280,948,101.26x = 1,288,701,572,980.60 × 254,764,796,439.06
  4. Step 4: Simplify right side
    859,280,948,101.26x = 328,315,793,911,098,996,948,992
  5. Step 5: Solve for x
    x = 328,315,793,911,098,996,948,992/859,280,948,101.26
  6. Step 6: Final answer
    x = 382,082,012,450.73

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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.