Home / 505,403,353.46-757,602,818.45-351,726,559.49

Finding the Fourth Proportional to 505,403,353.46, 757,602,818.45 and 351,726,559.49

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Solution

The fourth proportional to 505,403,353.46, 757,602,818.45 and 351,726,559.49 is: 527,240,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,403,353.46 : 757,602,818.45 = 351,726,559.49 : x
  2. Step 2: Convert to fraction form
    505,403,353.46/757,602,818.45 = 351,726,559.49/x
  3. Step 3: Cross multiply
    505,403,353.46x = 757,602,818.45 × 351,726,559.49
  4. Step 4: Simplify right side
    505,403,353.46x = 266,469,032,791,586,976
  5. Step 5: Solve for x
    x = 266,469,032,791,586,976/505,403,353.46
  6. Step 6: Final answer
    x = 527,240,333.82

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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.