Home / 703,766,563.20-1,056,153,729.60-295,115,990.40

Finding the Fourth Proportional to 703,766,563.20, 1,056,153,729.60 and 295,115,990.40

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Solution

The fourth proportional to 703,766,563.20, 1,056,153,729.60 and 295,115,990.40 is: 442,885,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,766,563.20 : 1,056,153,729.60 = 295,115,990.40 : x
  2. Step 2: Convert to fraction form
    703,766,563.20/1,056,153,729.60 = 295,115,990.40/x
  3. Step 3: Cross multiply
    703,766,563.20x = 1,056,153,729.60 × 295,115,990.40
  4. Step 4: Simplify right side
    703,766,563.20x = 311,687,853,925,557,760
  5. Step 5: Solve for x
    x = 311,687,853,925,557,760/703,766,563.20
  6. Step 6: Final answer
    x = 442,885,283.59

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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.