Home / 11,711,416,961.17-16,161,302,119.11-6,358,854,811.78

Finding the Fourth Proportional to 11,711,416,961.17, 16,161,302,119.11 and 6,358,854,811.78

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Solution

The fourth proportional to 11,711,416,961.17, 16,161,302,119.11 and 6,358,854,811.78 is: 8,774,973,522.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711,416,961.17 : 16,161,302,119.11 = 6,358,854,811.78 : x
  2. Step 2: Convert to fraction form
    11,711,416,961.17/16,161,302,119.11 = 6,358,854,811.78/x
  3. Step 3: Cross multiply
    11,711,416,961.17x = 16,161,302,119.11 × 6,358,854,811.78
  4. Step 4: Simplify right side
    11,711,416,961.17x = 102,767,373,744,732,930,048
  5. Step 5: Solve for x
    x = 102,767,373,744,732,930,048/11,711,416,961.17
  6. Step 6: Final answer
    x = 8,774,973,522.46

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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.