Home / 979,949,251.60-1,469,923,877.40-846,923,664.40

Finding the Fourth Proportional to 979,949,251.60, 1,469,923,877.40 and 846,923,664.40

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Solution

The fourth proportional to 979,949,251.60, 1,469,923,877.40 and 846,923,664.40 is: 1,270,385,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,949,251.60 : 1,469,923,877.40 = 846,923,664.40 : x
  2. Step 2: Convert to fraction form
    979,949,251.60/1,469,923,877.40 = 846,923,664.40/x
  3. Step 3: Cross multiply
    979,949,251.60x = 1,469,923,877.40 × 846,923,664.40
  4. Step 4: Simplify right side
    979,949,251.60x = 1,244,913,316,636,664,320
  5. Step 5: Solve for x
    x = 1,244,913,316,636,664,320/979,949,251.60
  6. Step 6: Final answer
    x = 1,270,385,496.60

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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.