Home / 1,513,339,323.20-2,270,008,984.80-822,979,822.40

Finding the Fourth Proportional to 1,513,339,323.20, 2,270,008,984.80 and 822,979,822.40

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Solution

The fourth proportional to 1,513,339,323.20, 2,270,008,984.80 and 822,979,822.40 is: 1,234,469,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,339,323.20 : 2,270,008,984.80 = 822,979,822.40 : x
  2. Step 2: Convert to fraction form
    1,513,339,323.20/2,270,008,984.80 = 822,979,822.40/x
  3. Step 3: Cross multiply
    1,513,339,323.20x = 2,270,008,984.80 × 822,979,822.40
  4. Step 4: Simplify right side
    1,513,339,323.20x = 1,868,171,591,157,108,480
  5. Step 5: Solve for x
    x = 1,868,171,591,157,108,480/1,513,339,323.20
  6. Step 6: Final answer
    x = 1,234,469,733.60

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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.