Home / 10,394,481,615.69-15,591,552,038.88-3,311,868,278.60

Finding the Fourth Proportional to 10,394,481,615.69, 15,591,552,038.88 and 3,311,868,278.60

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Solution

The fourth proportional to 10,394,481,615.69, 15,591,552,038.88 and 3,311,868,278.60 is: 4,967,748,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394,481,615.69 : 15,591,552,038.88 = 3,311,868,278.60 : x
  2. Step 2: Convert to fraction form
    10,394,481,615.69/15,591,552,038.88 = 3,311,868,278.60/x
  3. Step 3: Cross multiply
    10,394,481,615.69x = 15,591,552,038.88 × 3,311,868,278.60
  4. Step 4: Simplify right side
    10,394,481,615.69x = 51,637,166,611,672,555,520
  5. Step 5: Solve for x
    x = 51,637,166,611,672,555,520/10,394,481,615.69
  6. Step 6: Final answer
    x = 4,967,748,130.29

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1.5x scale

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.