Home / 117,099,645.98-161,670,964.30-75,356,237.39

Finding the Fourth Proportional to 117,099,645.98, 161,670,964.30 and 75,356,237.39

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Solution

The fourth proportional to 117,099,645.98, 161,670,964.30 and 75,356,237.39 is: 104,038,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,099,645.98 : 161,670,964.30 = 75,356,237.39 : x
  2. Step 2: Convert to fraction form
    117,099,645.98/161,670,964.30 = 75,356,237.39/x
  3. Step 3: Cross multiply
    117,099,645.98x = 161,670,964.30 × 75,356,237.39
  4. Step 4: Simplify right side
    117,099,645.98x = 12,182,915,563,864,272
  5. Step 5: Solve for x
    x = 12,182,915,563,864,272/117,099,645.98
  6. Step 6: Final answer
    x = 104,038,876.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.