Home / 342,095,923.52-472,143,490.08-269,304,822.08

Finding the Fourth Proportional to 342,095,923.52, 472,143,490.08 and 269,304,822.08

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Solution

The fourth proportional to 342,095,923.52, 472,143,490.08 and 269,304,822.08 is: 371,680,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,095,923.52 : 472,143,490.08 = 269,304,822.08 : x
  2. Step 2: Convert to fraction form
    342,095,923.52/472,143,490.08 = 269,304,822.08/x
  3. Step 3: Cross multiply
    342,095,923.52x = 472,143,490.08 × 269,304,822.08
  4. Step 4: Simplify right side
    342,095,923.52x = 127,150,518,592,224,640
  5. Step 5: Solve for x
    x = 127,150,518,592,224,640/342,095,923.52
  6. Step 6: Final answer
    x = 371,680,893.72

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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.