Home / 1,468,494,538.72-2,202,095,418.28-778,240,072.24

Finding the Fourth Proportional to 1,468,494,538.72, 2,202,095,418.28 and 778,240,072.24

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Solution

The fourth proportional to 1,468,494,538.72, 2,202,095,418.28 and 778,240,072.24 is: 1,167,017,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,494,538.72 : 2,202,095,418.28 = 778,240,072.24 : x
  2. Step 2: Convert to fraction form
    1,468,494,538.72/2,202,095,418.28 = 778,240,072.24/x
  3. Step 3: Cross multiply
    1,468,494,538.72x = 2,202,095,418.28 × 778,240,072.24
  4. Step 4: Simplify right side
    1,468,494,538.72x = 1,713,758,897,401,600,512
  5. Step 5: Solve for x
    x = 1,713,758,897,401,600,512/1,468,494,538.72
  6. Step 6: Final answer
    x = 1,167,017,549.07

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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.