Home / 155,084,970.66-214,049,017.71-92,397,791.40

Finding the Fourth Proportional to 155,084,970.66, 214,049,017.71 and 92,397,791.40

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Solution

The fourth proportional to 155,084,970.66, 214,049,017.71 and 92,397,791.40 is: 127,527,873.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,084,970.66 : 214,049,017.71 = 92,397,791.40 : x
  2. Step 2: Convert to fraction form
    155,084,970.66/214,049,017.71 = 92,397,791.40/x
  3. Step 3: Cross multiply
    155,084,970.66x = 214,049,017.71 × 92,397,791.40
  4. Step 4: Simplify right side
    155,084,970.66x = 19,777,656,487,743,488
  5. Step 5: Solve for x
    x = 19,777,656,487,743,488/155,084,970.66
  6. Step 6: Final answer
    x = 127,527,873.29

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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.