Home / 783,228,440.88-1,174,714,950.78-230,401,580.49

Finding the Fourth Proportional to 783,228,440.88, 1,174,714,950.78 and 230,401,580.49

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Solution

The fourth proportional to 783,228,440.88, 1,174,714,950.78 and 230,401,580.49 is: 345,564,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,228,440.88 : 1,174,714,950.78 = 230,401,580.49 : x
  2. Step 2: Convert to fraction form
    783,228,440.88/1,174,714,950.78 = 230,401,580.49/x
  3. Step 3: Cross multiply
    783,228,440.88x = 1,174,714,950.78 × 230,401,580.49
  4. Step 4: Simplify right side
    783,228,440.88x = 270,656,181,284,944,576
  5. Step 5: Solve for x
    x = 270,656,181,284,944,576/783,228,440.88
  6. Step 6: Final answer
    x = 345,564,802.24

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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.