Home / 463,670,786.20-695,506,179.30-248,679,938.20

Finding the Fourth Proportional to 463,670,786.20, 695,506,179.30 and 248,679,938.20

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Solution

The fourth proportional to 463,670,786.20, 695,506,179.30 and 248,679,938.20 is: 373,019,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,670,786.20 : 695,506,179.30 = 248,679,938.20 : x
  2. Step 2: Convert to fraction form
    463,670,786.20/695,506,179.30 = 248,679,938.20/x
  3. Step 3: Cross multiply
    463,670,786.20x = 695,506,179.30 × 248,679,938.20
  4. Step 4: Simplify right side
    463,670,786.20x = 172,958,433,686,042,112
  5. Step 5: Solve for x
    x = 172,958,433,686,042,112/463,670,786.20
  6. Step 6: Final answer
    x = 373,019,907.30

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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.