Home / 692,667,649.98-955,976,474.88-424,696,103.82

Finding the Fourth Proportional to 692,667,649.98, 955,976,474.88 and 424,696,103.82

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Solution

The fourth proportional to 692,667,649.98, 955,976,474.88 and 424,696,103.82 is: 586,138,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,667,649.98 : 955,976,474.88 = 424,696,103.82 : x
  2. Step 2: Convert to fraction form
    692,667,649.98/955,976,474.88 = 424,696,103.82/x
  3. Step 3: Cross multiply
    692,667,649.98x = 955,976,474.88 × 424,696,103.82
  4. Step 4: Simplify right side
    692,667,649.98x = 405,999,484,225,114,112
  5. Step 5: Solve for x
    x = 405,999,484,225,114,112/692,667,649.98
  6. Step 6: Final answer
    x = 586,138,943.02

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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.