Home / 20,669,198,218.80-31,003,797,328.20-5,947,219,636.80

Finding the Fourth Proportional to 20,669,198,218.80, 31,003,797,328.20 and 5,947,219,636.80

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Solution

The fourth proportional to 20,669,198,218.80, 31,003,797,328.20 and 5,947,219,636.80 is: 8,920,829,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,669,198,218.80 : 31,003,797,328.20 = 5,947,219,636.80 : x
  2. Step 2: Convert to fraction form
    20,669,198,218.80/31,003,797,328.20 = 5,947,219,636.80/x
  3. Step 3: Cross multiply
    20,669,198,218.80x = 31,003,797,328.20 × 5,947,219,636.80
  4. Step 4: Simplify right side
    20,669,198,218.80x = 184,386,392,285,638,426,624
  5. Step 5: Solve for x
    x = 184,386,392,285,638,426,624/20,669,198,218.80
  6. Step 6: Final answer
    x = 8,920,829,455.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.