Home / 11,639,470,871.86-16,062,476,256.21-6,287,031,209.86

Finding the Fourth Proportional to 11,639,470,871.86, 16,062,476,256.21 and 6,287,031,209.86

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Solution

The fourth proportional to 11,639,470,871.86, 16,062,476,256.21 and 6,287,031,209.86 is: 8,676,106,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,470,871.86 : 16,062,476,256.21 = 6,287,031,209.86 : x
  2. Step 2: Convert to fraction form
    11,639,470,871.86/16,062,476,256.21 = 6,287,031,209.86/x
  3. Step 3: Cross multiply
    11,639,470,871.86x = 16,062,476,256.21 × 6,287,031,209.86
  4. Step 4: Simplify right side
    11,639,470,871.86x = 100,985,289,530,427,473,920
  5. Step 5: Solve for x
    x = 100,985,289,530,427,473,920/11,639,470,871.86
  6. Step 6: Final answer
    x = 8,676,106,555.20

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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.