Home / 957,053,400.72-1,435,591,493.16-266,918,665.20

Finding the Fourth Proportional to 957,053,400.72, 1,435,591,493.16 and 266,918,665.20

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Solution

The fourth proportional to 957,053,400.72, 1,435,591,493.16 and 266,918,665.20 is: 400,381,175.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,053,400.72 : 1,435,591,493.16 = 266,918,665.20 : x
  2. Step 2: Convert to fraction form
    957,053,400.72/1,435,591,493.16 = 266,918,665.20/x
  3. Step 3: Cross multiply
    957,053,400.72x = 1,435,591,493.16 × 266,918,665.20
  4. Step 4: Simplify right side
    957,053,400.72x = 383,186,165,126,742,144
  5. Step 5: Solve for x
    x = 383,186,165,126,742,144/957,053,400.72
  6. Step 6: Final answer
    x = 400,381,175.01

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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.