Home / 12,161,416,132.08-16,783,445,822.90-6,808,929,663.83

Finding the Fourth Proportional to 12,161,416,132.08, 16,783,445,822.90 and 6,808,929,663.83

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Solution

The fourth proportional to 12,161,416,132.08, 16,783,445,822.90 and 6,808,929,663.83 is: 9,396,710,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,416,132.08 : 16,783,445,822.90 = 6,808,929,663.83 : x
  2. Step 2: Convert to fraction form
    12,161,416,132.08/16,783,445,822.90 = 6,808,929,663.83/x
  3. Step 3: Cross multiply
    12,161,416,132.08x = 16,783,445,822.90 × 6,808,929,663.83
  4. Step 4: Simplify right side
    12,161,416,132.08x = 114,277,302,124,709,560,320
  5. Step 5: Solve for x
    x = 114,277,302,124,709,560,320/12,161,416,132.08
  6. Step 6: Final answer
    x = 9,396,710,126.81

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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.