Home / 350,302,022.70-525,453,034.05-221,307,513.90

Finding the Fourth Proportional to 350,302,022.70, 525,453,034.05 and 221,307,513.90

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Solution

The fourth proportional to 350,302,022.70, 525,453,034.05 and 221,307,513.90 is: 331,961,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,302,022.70 : 525,453,034.05 = 221,307,513.90 : x
  2. Step 2: Convert to fraction form
    350,302,022.70/525,453,034.05 = 221,307,513.90/x
  3. Step 3: Cross multiply
    350,302,022.70x = 525,453,034.05 × 221,307,513.90
  4. Step 4: Simplify right side
    350,302,022.70x = 116,286,704,636,817,552
  5. Step 5: Solve for x
    x = 116,286,704,636,817,552/350,302,022.70
  6. Step 6: Final answer
    x = 331,961,270.85

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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.