Home / 288,685,810.35-433,028,715.53-234,266,251.95

Finding the Fourth Proportional to 288,685,810.35, 433,028,715.53 and 234,266,251.95

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Solution

The fourth proportional to 288,685,810.35, 433,028,715.53 and 234,266,251.95 is: 351,399,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,685,810.35 : 433,028,715.53 = 234,266,251.95 : x
  2. Step 2: Convert to fraction form
    288,685,810.35/433,028,715.53 = 234,266,251.95/x
  3. Step 3: Cross multiply
    288,685,810.35x = 433,028,715.53 × 234,266,251.95
  4. Step 4: Simplify right side
    288,685,810.35x = 101,444,014,172,764,512
  5. Step 5: Solve for x
    x = 101,444,014,172,764,512/288,685,810.35
  6. Step 6: Final answer
    x = 351,399,377.93

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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.