Home / 15,829,805,189.80-23,768,138,427.90-8,856,543,442.60

Finding the Fourth Proportional to 15,829,805,189.80, 23,768,138,427.90 and 8,856,543,442.60

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Solution

The fourth proportional to 15,829,805,189.80, 23,768,138,427.90 and 8,856,543,442.60 is: 13,297,924,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829,805,189.80 : 23,768,138,427.90 = 8,856,543,442.60 : x
  2. Step 2: Convert to fraction form
    15,829,805,189.80/23,768,138,427.90 = 8,856,543,442.60/x
  3. Step 3: Cross multiply
    15,829,805,189.80x = 23,768,138,427.90 × 8,856,543,442.60
  4. Step 4: Simplify right side
    15,829,805,189.80x = 210,503,550,536,426,848,256
  5. Step 5: Solve for x
    x = 210,503,550,536,426,848,256/15,829,805,189.80
  6. Step 6: Final answer
    x = 13,297,924,264.54

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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.