Home / 851,008,538.10-1,276,512,807.15-333,266,906.10

Finding the Fourth Proportional to 851,008,538.10, 1,276,512,807.15 and 333,266,906.10

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Solution

The fourth proportional to 851,008,538.10, 1,276,512,807.15 and 333,266,906.10 is: 499,900,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,008,538.10 : 1,276,512,807.15 = 333,266,906.10 : x
  2. Step 2: Convert to fraction form
    851,008,538.10/1,276,512,807.15 = 333,266,906.10/x
  3. Step 3: Cross multiply
    851,008,538.10x = 1,276,512,807.15 × 333,266,906.10
  4. Step 4: Simplify right side
    851,008,538.10x = 425,419,473,835,906,496
  5. Step 5: Solve for x
    x = 425,419,473,835,906,496/851,008,538.10
  6. Step 6: Final answer
    x = 499,900,359.15

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1.5x scale

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.