Home / 424,227,131.34-636,341,054.19-202,846,384.50

Finding the Fourth Proportional to 424,227,131.34, 636,341,054.19 and 202,846,384.50

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Solution

The fourth proportional to 424,227,131.34, 636,341,054.19 and 202,846,384.50 is: 304,269,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,227,131.34 : 636,341,054.19 = 202,846,384.50 : x
  2. Step 2: Convert to fraction form
    424,227,131.34/636,341,054.19 = 202,846,384.50/x
  3. Step 3: Cross multiply
    424,227,131.34x = 636,341,054.19 × 202,846,384.50
  4. Step 4: Simplify right side
    424,227,131.34x = 129,079,482,151,360,080
  5. Step 5: Solve for x
    x = 129,079,482,151,360,080/424,227,131.34
  6. Step 6: Final answer
    x = 304,269,747.54

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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.