Home / 160,357,101.27-221,292,799.77-87,018,243.27

Finding the Fourth Proportional to 160,357,101.27, 221,292,799.77 and 87,018,243.27

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Solution

The fourth proportional to 160,357,101.27, 221,292,799.77 and 87,018,243.27 is: 120,085,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,357,101.27 : 221,292,799.77 = 87,018,243.27 : x
  2. Step 2: Convert to fraction form
    160,357,101.27/221,292,799.77 = 87,018,243.27/x
  3. Step 3: Cross multiply
    160,357,101.27x = 221,292,799.77 × 87,018,243.27
  4. Step 4: Simplify right side
    160,357,101.27x = 19,256,510,684,285,260
  5. Step 5: Solve for x
    x = 19,256,510,684,285,260/160,357,101.27
  6. Step 6: Final answer
    x = 120,085,175.72

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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.