Home / 10,936,618,432.90-15,094,961,415.96-6,648,920,672.64

Finding the Fourth Proportional to 10,936,618,432.90, 15,094,961,415.96 and 6,648,920,672.64

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Solution

The fourth proportional to 10,936,618,432.90, 15,094,961,415.96 and 6,648,920,672.64 is: 9,176,986,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,618,432.90 : 15,094,961,415.96 = 6,648,920,672.64 : x
  2. Step 2: Convert to fraction form
    10,936,618,432.90/15,094,961,415.96 = 6,648,920,672.64/x
  3. Step 3: Cross multiply
    10,936,618,432.90x = 15,094,961,415.96 × 6,648,920,672.64
  4. Step 4: Simplify right side
    10,936,618,432.90x = 100,365,201,011,279,609,856
  5. Step 5: Solve for x
    x = 100,365,201,011,279,609,856/10,936,618,432.90
  6. Step 6: Final answer
    x = 9,176,986,618.58

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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.