Home / 923,542,643.76-1,274,473,095.84-500,152,866

Finding the Fourth Proportional to 923,542,643.76, 1,274,473,095.84 and 500,152,866

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Solution

The fourth proportional to 923,542,643.76, 1,274,473,095.84 and 500,152,866 is: 690,202,424.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,542,643.76 : 1,274,473,095.84 = 500,152,866 : x
  2. Step 2: Convert to fraction form
    923,542,643.76/1,274,473,095.84 = 500,152,866/x
  3. Step 3: Cross multiply
    923,542,643.76x = 1,274,473,095.84 × 500,152,866
  4. Step 4: Simplify right side
    923,542,643.76x = 637,431,371,524,268,672
  5. Step 5: Solve for x
    x = 637,431,371,524,268,672/923,542,643.76
  6. Step 6: Final answer
    x = 690,202,424.14

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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.