Home / 69,302,642.12-104,056,153.49-38,657,096.86

Finding the Fourth Proportional to 69,302,642.12, 104,056,153.49 and 38,657,096.86

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Solution

The fourth proportional to 69,302,642.12, 104,056,153.49 and 38,657,096.86 is: 58,042,647.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,302,642.12 : 104,056,153.49 = 38,657,096.86 : x
  2. Step 2: Convert to fraction form
    69,302,642.12/104,056,153.49 = 38,657,096.86/x
  3. Step 3: Cross multiply
    69,302,642.12x = 104,056,153.49 × 38,657,096.86
  4. Step 4: Simplify right side
    69,302,642.12x = 4,022,508,804,178,460
  5. Step 5: Solve for x
    x = 4,022,508,804,178,460/69,302,642.12
  6. Step 6: Final answer
    x = 58,042,647.16

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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.