Home / 378,087,487.80-567,131,231.70-241,926,617.40

Finding the Fourth Proportional to 378,087,487.80, 567,131,231.70 and 241,926,617.40

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Solution

The fourth proportional to 378,087,487.80, 567,131,231.70 and 241,926,617.40 is: 362,889,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,087,487.80 : 567,131,231.70 = 241,926,617.40 : x
  2. Step 2: Convert to fraction form
    378,087,487.80/567,131,231.70 = 241,926,617.40/x
  3. Step 3: Cross multiply
    378,087,487.80x = 567,131,231.70 × 241,926,617.40
  4. Step 4: Simplify right side
    378,087,487.80x = 137,204,140,507,076,672
  5. Step 5: Solve for x
    x = 137,204,140,507,076,672/378,087,487.80
  6. Step 6: Final answer
    x = 362,889,926.10

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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.