Home / 66,557,280-99,823,294.08-32,444,317.44

Finding the Fourth Proportional to 66,557,280, 99,823,294.08 and 32,444,317.44

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Solution

The fourth proportional to 66,557,280, 99,823,294.08 and 32,444,317.44 is: 48,660,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,557,280 : 99,823,294.08 = 32,444,317.44 : x
  2. Step 2: Convert to fraction form
    66,557,280/99,823,294.08 = 32,444,317.44/x
  3. Step 3: Cross multiply
    66,557,280x = 99,823,294.08 × 32,444,317.44
  4. Step 4: Simplify right side
    66,557,280x = 3,238,698,641,037,993
  5. Step 5: Solve for x
    x = 3,238,698,641,037,993/66,557,280
  6. Step 6: Final answer
    x = 48,660,321.47

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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.