Home / 723,282,986,429.10-1,084,924,479,643.60-220,201,378,800.30

Finding the Fourth Proportional to 723,282,986,429.10, 1,084,924,479,643.60 and 220,201,378,800.30

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Solution

The fourth proportional to 723,282,986,429.10, 1,084,924,479,643.60 and 220,201,378,800.30 is: 330,302,068,200.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,282,986,429.10 : 1,084,924,479,643.60 = 220,201,378,800.30 : x
  2. Step 2: Convert to fraction form
    723,282,986,429.10/1,084,924,479,643.60 = 220,201,378,800.30/x
  3. Step 3: Cross multiply
    723,282,986,429.10x = 1,084,924,479,643.60 × 220,201,378,800.30
  4. Step 4: Simplify right side
    723,282,986,429.10x = 238,901,866,311,718,707,134,464
  5. Step 5: Solve for x
    x = 238,901,866,311,718,707,134,464/723,282,986,429.10
  6. Step 6: Final answer
    x = 330,302,068,200.44

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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.