Home / 692,687,521.02-1,039,164,960.54-226,223,542.17

Finding the Fourth Proportional to 692,687,521.02, 1,039,164,960.54 and 226,223,542.17

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Solution

The fourth proportional to 692,687,521.02, 1,039,164,960.54 and 226,223,542.17 is: 339,378,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,687,521.02 : 1,039,164,960.54 = 226,223,542.17 : x
  2. Step 2: Convert to fraction form
    692,687,521.02/1,039,164,960.54 = 226,223,542.17/x
  3. Step 3: Cross multiply
    692,687,521.02x = 1,039,164,960.54 × 226,223,542.17
  4. Step 4: Simplify right side
    692,687,521.02x = 235,083,578,273,166,720
  5. Step 5: Solve for x
    x = 235,083,578,273,166,720/692,687,521.02
  6. Step 6: Final answer
    x = 339,378,971.24

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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.