Home / 1,207,224,026.80-1,810,836,040.20-1,159,606,913.20

Finding the Fourth Proportional to 1,207,224,026.80, 1,810,836,040.20 and 1,159,606,913.20

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Solution

The fourth proportional to 1,207,224,026.80, 1,810,836,040.20 and 1,159,606,913.20 is: 1,739,410,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,224,026.80 : 1,810,836,040.20 = 1,159,606,913.20 : x
  2. Step 2: Convert to fraction form
    1,207,224,026.80/1,810,836,040.20 = 1,159,606,913.20/x
  3. Step 3: Cross multiply
    1,207,224,026.80x = 1,810,836,040.20 × 1,159,606,913.20
  4. Step 4: Simplify right side
    1,207,224,026.80x = 2,099,857,990,887,633,152
  5. Step 5: Solve for x
    x = 2,099,857,990,887,633,152/1,207,224,026.80
  6. Step 6: Final answer
    x = 1,739,410,369.80

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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.