Home / 10,936,618,429.90-15,094,961,411.82-6,648,920,669.64

Finding the Fourth Proportional to 10,936,618,429.90, 15,094,961,411.82 and 6,648,920,669.64

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Solution

The fourth proportional to 10,936,618,429.90, 15,094,961,411.82 and 6,648,920,669.64 is: 9,176,986,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,618,429.90 : 15,094,961,411.82 = 6,648,920,669.64 : x
  2. Step 2: Convert to fraction form
    10,936,618,429.90/15,094,961,411.82 = 6,648,920,669.64/x
  3. Step 3: Cross multiply
    10,936,618,429.90x = 15,094,961,411.82 × 6,648,920,669.64
  4. Step 4: Simplify right side
    10,936,618,429.90x = 100,365,200,938,468,196,352
  5. Step 5: Solve for x
    x = 100,365,200,938,468,196,352/10,936,618,429.90
  6. Step 6: Final answer
    x = 9,176,986,614.44

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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.