Home / 174,045,998.66-261,098,740.71-71,754,118.34

Finding the Fourth Proportional to 174,045,998.66, 261,098,740.71 and 71,754,118.34

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Solution

The fourth proportional to 174,045,998.66, 261,098,740.71 and 71,754,118.34 is: 107,643,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,045,998.66 : 261,098,740.71 = 71,754,118.34 : x
  2. Step 2: Convert to fraction form
    174,045,998.66/261,098,740.71 = 71,754,118.34/x
  3. Step 3: Cross multiply
    174,045,998.66x = 261,098,740.71 × 71,754,118.34
  4. Step 4: Simplify right side
    174,045,998.66x = 18,734,909,940,252,140
  5. Step 5: Solve for x
    x = 18,734,909,940,252,140/174,045,998.66
  6. Step 6: Final answer
    x = 107,643,439.57

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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.