Home / 550,296,718.21-825,962,233.70-288,169,408.45

Finding the Fourth Proportional to 550,296,718.21, 825,962,233.70 and 288,169,408.45

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Solution

The fourth proportional to 550,296,718.21, 825,962,233.70 and 288,169,408.45 is: 432,524,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,296,718.21 : 825,962,233.70 = 288,169,408.45 : x
  2. Step 2: Convert to fraction form
    550,296,718.21/825,962,233.70 = 288,169,408.45/x
  3. Step 3: Cross multiply
    550,296,718.21x = 825,962,233.70 × 288,169,408.45
  4. Step 4: Simplify right side
    550,296,718.21x = 238,017,048,287,369,664
  5. Step 5: Solve for x
    x = 238,017,048,287,369,664/550,296,718.21
  6. Step 6: Final answer
    x = 432,524,927.75

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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.