Home / 8,071,651,231.72-11,138,873,772.90-4,363,059,103.72

Finding the Fourth Proportional to 8,071,651,231.72, 11,138,873,772.90 and 4,363,059,103.72

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Solution

The fourth proportional to 8,071,651,231.72, 11,138,873,772.90 and 4,363,059,103.72 is: 6,021,018,899.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,651,231.72 : 11,138,873,772.90 = 4,363,059,103.72 : x
  2. Step 2: Convert to fraction form
    8,071,651,231.72/11,138,873,772.90 = 4,363,059,103.72/x
  3. Step 3: Cross multiply
    8,071,651,231.72x = 11,138,873,772.90 × 4,363,059,103.72
  4. Step 4: Simplify right side
    8,071,651,231.72x = 48,599,564,620,039,290,880
  5. Step 5: Solve for x
    x = 48,599,564,620,039,290,880/8,071,651,231.72
  6. Step 6: Final answer
    x = 6,021,018,899.96

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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.