Home / 155,084,963.18-214,049,007.34-92,397,783.88

Finding the Fourth Proportional to 155,084,963.18, 214,049,007.34 and 92,397,783.88

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Solution

The fourth proportional to 155,084,963.18, 214,049,007.34 and 92,397,783.88 is: 127,527,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,084,963.18 : 214,049,007.34 = 92,397,783.88 : x
  2. Step 2: Convert to fraction form
    155,084,963.18/214,049,007.34 = 92,397,783.88/x
  3. Step 3: Cross multiply
    155,084,963.18x = 214,049,007.34 × 92,397,783.88
  4. Step 4: Simplify right side
    155,084,963.18x = 19,777,653,919,966,420
  5. Step 5: Solve for x
    x = 19,777,653,919,966,420/155,084,963.18
  6. Step 6: Final answer
    x = 127,527,862.89

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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.