Home / 229,819,562.47-344,703,878.70-82,261,229.05

Finding the Fourth Proportional to 229,819,562.47, 344,703,878.70 and 82,261,229.05

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Solution

The fourth proportional to 229,819,562.47, 344,703,878.70 and 82,261,229.05 is: 123,382,728.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,819,562.47 : 344,703,878.70 = 82,261,229.05 : x
  2. Step 2: Convert to fraction form
    229,819,562.47/344,703,878.70 = 82,261,229.05/x
  3. Step 3: Cross multiply
    229,819,562.47x = 344,703,878.70 × 82,261,229.05
  4. Step 4: Simplify right side
    229,819,562.47x = 28,355,764,720,164,116
  5. Step 5: Solve for x
    x = 28,355,764,720,164,116/229,819,562.47
  6. Step 6: Final answer
    x = 123,382,728.67

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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.