Home / 76,233,051.84-114,340,122.60-45,127,218

Finding the Fourth Proportional to 76,233,051.84, 114,340,122.60 and 45,127,218

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Solution

The fourth proportional to 76,233,051.84, 114,340,122.60 and 45,127,218 is: 67,685,229.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,233,051.84 : 114,340,122.60 = 45,127,218 : x
  2. Step 2: Convert to fraction form
    76,233,051.84/114,340,122.60 = 45,127,218/x
  3. Step 3: Cross multiply
    76,233,051.84x = 114,340,122.60 × 45,127,218
  4. Step 4: Simplify right side
    76,233,051.84x = 5,159,851,638,716,927
  5. Step 5: Solve for x
    x = 5,159,851,638,716,927/76,233,051.84
  6. Step 6: Final answer
    x = 67,685,229.89

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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.