Home / 21,931,090,414.90-32,915,447,321.55-8,854,272,085.30

Finding the Fourth Proportional to 21,931,090,414.90, 32,915,447,321.55 and 8,854,272,085.30

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Solution

The fourth proportional to 21,931,090,414.90, 32,915,447,321.55 and 8,854,272,085.30 is: 13,289,003,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,931,090,414.90 : 32,915,447,321.55 = 8,854,272,085.30 : x
  2. Step 2: Convert to fraction form
    21,931,090,414.90/32,915,447,321.55 = 8,854,272,085.30/x
  3. Step 3: Cross multiply
    21,931,090,414.90x = 32,915,447,321.55 × 8,854,272,085.30
  4. Step 4: Simplify right side
    21,931,090,414.90x = 291,442,326,394,362,789,888
  5. Step 5: Solve for x
    x = 291,442,326,394,362,789,888/21,931,090,414.90
  6. Step 6: Final answer
    x = 13,289,003,003.53

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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.