Home / 77,449,818.18-116,187,059.92-25,636,313.28

Finding the Fourth Proportional to 77,449,818.18, 116,187,059.92 and 25,636,313.28

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Solution

The fourth proportional to 77,449,818.18, 116,187,059.92 and 25,636,313.28 is: 38,458,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,449,818.18 : 116,187,059.92 = 25,636,313.28 : x
  2. Step 2: Convert to fraction form
    77,449,818.18/116,187,059.92 = 25,636,313.28/x
  3. Step 3: Cross multiply
    77,449,818.18x = 116,187,059.92 × 25,636,313.28
  4. Step 4: Simplify right side
    77,449,818.18x = 2,978,607,867,191,252
  5. Step 5: Solve for x
    x = 2,978,607,867,191,252/77,449,818.18
  6. Step 6: Final answer
    x = 38,458,552.09

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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.