Home / 756,975,938.80-1,135,463,908.20-739,969,826.80

Finding the Fourth Proportional to 756,975,938.80, 1,135,463,908.20 and 739,969,826.80

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Solution

The fourth proportional to 756,975,938.80, 1,135,463,908.20 and 739,969,826.80 is: 1,109,954,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,975,938.80 : 1,135,463,908.20 = 739,969,826.80 : x
  2. Step 2: Convert to fraction form
    756,975,938.80/1,135,463,908.20 = 739,969,826.80/x
  3. Step 3: Cross multiply
    756,975,938.80x = 1,135,463,908.20 × 739,969,826.80
  4. Step 4: Simplify right side
    756,975,938.80x = 840,209,031,488,405,120
  5. Step 5: Solve for x
    x = 840,209,031,488,405,120/756,975,938.80
  6. Step 6: Final answer
    x = 1,109,954,740.20

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Double scale
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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.