Home / 12,003,456,151.57-18,003,549,734.56-3,159,554,408.23

Finding the Fourth Proportional to 12,003,456,151.57, 18,003,549,734.56 and 3,159,554,408.23

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Solution

The fourth proportional to 12,003,456,151.57, 18,003,549,734.56 and 3,159,554,408.23 is: 4,738,901,380.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,456,151.57 : 18,003,549,734.56 = 3,159,554,408.23 : x
  2. Step 2: Convert to fraction form
    12,003,456,151.57/18,003,549,734.56 = 3,159,554,408.23/x
  3. Step 3: Cross multiply
    12,003,456,151.57x = 18,003,549,734.56 × 3,159,554,408.23
  4. Step 4: Simplify right side
    12,003,456,151.57x = 56,883,194,927,575,244,800
  5. Step 5: Solve for x
    x = 56,883,194,927,575,244,800/12,003,456,151.57
  6. Step 6: Final answer
    x = 4,738,901,380.51

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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.