Home / 9,311,295,927.11-12,866,396,669.83-6,630,421,812.11

Finding the Fourth Proportional to 9,311,295,927.11, 12,866,396,669.83 and 6,630,421,812.11

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Solution

The fourth proportional to 9,311,295,927.11, 12,866,396,669.83 and 6,630,421,812.11 is: 9,161,951,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311,295,927.11 : 12,866,396,669.83 = 6,630,421,812.11 : x
  2. Step 2: Convert to fraction form
    9,311,295,927.11/12,866,396,669.83 = 6,630,421,812.11/x
  3. Step 3: Cross multiply
    9,311,295,927.11x = 12,866,396,669.83 × 6,630,421,812.11
  4. Step 4: Simplify right side
    9,311,295,927.11x = 85,309,637,122,892,775,424
  5. Step 5: Solve for x
    x = 85,309,637,122,892,775,424/9,311,295,927.11
  6. Step 6: Final answer
    x = 9,161,951,009.91

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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.