Home / 578,266,771.19-867,482,517.83-179,459,795.48

Finding the Fourth Proportional to 578,266,771.19, 867,482,517.83 and 179,459,795.48

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Solution

The fourth proportional to 578,266,771.19, 867,482,517.83 and 179,459,795.48 is: 269,215,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,266,771.19 : 867,482,517.83 = 179,459,795.48 : x
  2. Step 2: Convert to fraction form
    578,266,771.19/867,482,517.83 = 179,459,795.48/x
  3. Step 3: Cross multiply
    578,266,771.19x = 867,482,517.83 × 179,459,795.48
  4. Step 4: Simplify right side
    578,266,771.19x = 155,678,235,227,012,544
  5. Step 5: Solve for x
    x = 155,678,235,227,012,544/578,266,771.19
  6. Step 6: Final answer
    x = 269,215,253.21

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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.