Home / 69,633,603.72-96,064,562.25-43,482,720.51

Finding the Fourth Proportional to 69,633,603.72, 96,064,562.25 and 43,482,720.51

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Solution

The fourth proportional to 69,633,603.72, 96,064,562.25 and 43,482,720.51 is: 59,987,538.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,633,603.72 : 96,064,562.25 = 43,482,720.51 : x
  2. Step 2: Convert to fraction form
    69,633,603.72/96,064,562.25 = 43,482,720.51/x
  3. Step 3: Cross multiply
    69,633,603.72x = 96,064,562.25 × 43,482,720.51
  4. Step 4: Simplify right side
    69,633,603.72x = 4,177,148,511,232,246.50
  5. Step 5: Solve for x
    x = 4,177,148,511,232,246.50/69,633,603.72
  6. Step 6: Final answer
    x = 59,987,538.89

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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.