Home / 11,885,533,517.90-16,401,815,598.83-6,532,979,451.29

Finding the Fourth Proportional to 11,885,533,517.90, 16,401,815,598.83 and 6,532,979,451.29

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Solution

The fourth proportional to 11,885,533,517.90, 16,401,815,598.83 and 6,532,979,451.29 is: 9,015,390,357.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,533,517.90 : 16,401,815,598.83 = 6,532,979,451.29 : x
  2. Step 2: Convert to fraction form
    11,885,533,517.90/16,401,815,598.83 = 6,532,979,451.29/x
  3. Step 3: Cross multiply
    11,885,533,517.90x = 16,401,815,598.83 × 6,532,979,451.29
  4. Step 4: Simplify right side
    11,885,533,517.90x = 107,152,724,270,889,500,672
  5. Step 5: Solve for x
    x = 107,152,724,270,889,500,672/11,885,533,517.90
  6. Step 6: Final answer
    x = 9,015,390,357.49

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1.5x scale

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.