Home / 635,747,150.34-877,133,888.73-371,238,336.90

Finding the Fourth Proportional to 635,747,150.34, 877,133,888.73 and 371,238,336.90

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Solution

The fourth proportional to 635,747,150.34, 877,133,888.73 and 371,238,336.90 is: 512,193,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,747,150.34 : 877,133,888.73 = 371,238,336.90 : x
  2. Step 2: Convert to fraction form
    635,747,150.34/877,133,888.73 = 371,238,336.90/x
  3. Step 3: Cross multiply
    635,747,150.34x = 877,133,888.73 × 371,238,336.90
  4. Step 4: Simplify right side
    635,747,150.34x = 325,625,726,090,754,816
  5. Step 5: Solve for x
    x = 325,625,726,090,754,816/635,747,150.34
  6. Step 6: Final answer
    x = 512,193,764.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.