Home / 1,000,191,982.94-1,380,264,936.47-560,158,834.94

Finding the Fourth Proportional to 1,000,191,982.94, 1,380,264,936.47 and 560,158,834.94

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Solution

The fourth proportional to 1,000,191,982.94, 1,380,264,936.47 and 560,158,834.94 is: 773,019,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,191,982.94 : 1,380,264,936.47 = 560,158,834.94 : x
  2. Step 2: Convert to fraction form
    1,000,191,982.94/1,380,264,936.47 = 560,158,834.94/x
  3. Step 3: Cross multiply
    1,000,191,982.94x = 1,380,264,936.47 × 560,158,834.94
  4. Step 4: Simplify right side
    1,000,191,982.94x = 773,167,598,721,568,384
  5. Step 5: Solve for x
    x = 773,167,598,721,568,384/1,000,191,982.94
  6. Step 6: Final answer
    x = 773,019,192.22

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.