Home / 255,749,602.25-352,933,787.28-142,717,908.94

Finding the Fourth Proportional to 255,749,602.25, 352,933,787.28 and 142,717,908.94

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Solution

The fourth proportional to 255,749,602.25, 352,933,787.28 and 142,717,908.94 is: 196,950,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,749,602.25 : 352,933,787.28 = 142,717,908.94 : x
  2. Step 2: Convert to fraction form
    255,749,602.25/352,933,787.28 = 142,717,908.94/x
  3. Step 3: Cross multiply
    255,749,602.25x = 352,933,787.28 × 142,717,908.94
  4. Step 4: Simplify right side
    255,749,602.25x = 50,369,972,115,445,856
  5. Step 5: Solve for x
    x = 50,369,972,115,445,856/255,749,602.25
  6. Step 6: Final answer
    x = 196,950,343.90

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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.