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Finding the Fourth Proportional to 944,760,197.04, 1,418,979,293.76 and 770,012,357.76

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Solution

The fourth proportional to 944,760,197.04, 1,418,979,293.76 and 770,012,357.76 is: 1,156,517,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,760,197.04 : 1,418,979,293.76 = 770,012,357.76 : x
  2. Step 2: Convert to fraction form
    944,760,197.04/1,418,979,293.76 = 770,012,357.76/x
  3. Step 3: Cross multiply
    944,760,197.04x = 1,418,979,293.76 × 770,012,357.76
  4. Step 4: Simplify right side
    944,760,197.04x = 1,092,631,591,600,757,248
  5. Step 5: Solve for x
    x = 1,092,631,591,600,757,248/944,760,197.04
  6. Step 6: Final answer
    x = 1,156,517,384.01

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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.