Home / 723,010,560.06-997,684,854.39-405,483,696.66

Finding the Fourth Proportional to 723,010,560.06, 997,684,854.39 and 405,483,696.66

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Solution

The fourth proportional to 723,010,560.06, 997,684,854.39 and 405,483,696.66 is: 559,528,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,010,560.06 : 997,684,854.39 = 405,483,696.66 : x
  2. Step 2: Convert to fraction form
    723,010,560.06/997,684,854.39 = 405,483,696.66/x
  3. Step 3: Cross multiply
    723,010,560.06x = 997,684,854.39 × 405,483,696.66
  4. Step 4: Simplify right side
    723,010,560.06x = 404,544,942,859,751,040
  5. Step 5: Solve for x
    x = 404,544,942,859,751,040/723,010,560.06
  6. Step 6: Final answer
    x = 559,528,401.39

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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.