Home / 984,385,773.80-1,476,578,660.70-824,337,031.40

Finding the Fourth Proportional to 984,385,773.80, 1,476,578,660.70 and 824,337,031.40

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Solution

The fourth proportional to 984,385,773.80, 1,476,578,660.70 and 824,337,031.40 is: 1,236,505,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,385,773.80 : 1,476,578,660.70 = 824,337,031.40 : x
  2. Step 2: Convert to fraction form
    984,385,773.80/1,476,578,660.70 = 824,337,031.40/x
  3. Step 3: Cross multiply
    984,385,773.80x = 1,476,578,660.70 × 824,337,031.40
  4. Step 4: Simplify right side
    984,385,773.80x = 1,217,198,469,790,025,728
  5. Step 5: Solve for x
    x = 1,217,198,469,790,025,728/984,385,773.80
  6. Step 6: Final answer
    x = 1,236,505,547.10

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Similar ratio
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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.