Home / 873,526,655,452.20-1,310,289,983,178.30-426,116,256,066.60

Finding the Fourth Proportional to 873,526,655,452.20, 1,310,289,983,178.30 and 426,116,256,066.60

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Solution

The fourth proportional to 873,526,655,452.20, 1,310,289,983,178.30 and 426,116,256,066.60 is: 639,174,384,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,526,655,452.20 : 1,310,289,983,178.30 = 426,116,256,066.60 : x
  2. Step 2: Convert to fraction form
    873,526,655,452.20/1,310,289,983,178.30 = 426,116,256,066.60/x
  3. Step 3: Cross multiply
    873,526,655,452.20x = 1,310,289,983,178.30 × 426,116,256,066.60
  4. Step 4: Simplify right side
    873,526,655,452.20x = 558,335,861,993,505,455,865,856
  5. Step 5: Solve for x
    x = 558,335,861,993,505,455,865,856/873,526,655,452.20
  6. Step 6: Final answer
    x = 639,174,384,099.90

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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.