Home / 156,901,302.90-235,351,953.13-57,198,422.34

Finding the Fourth Proportional to 156,901,302.90, 235,351,953.13 and 57,198,422.34

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Solution

The fourth proportional to 156,901,302.90, 235,351,953.13 and 57,198,422.34 is: 85,797,633.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,901,302.90 : 235,351,953.13 = 57,198,422.34 : x
  2. Step 2: Convert to fraction form
    156,901,302.90/235,351,953.13 = 57,198,422.34/x
  3. Step 3: Cross multiply
    156,901,302.90x = 235,351,953.13 × 57,198,422.34
  4. Step 4: Simplify right side
    156,901,302.90x = 13,461,760,413,055,622
  5. Step 5: Solve for x
    x = 13,461,760,413,055,622/156,901,302.90
  6. Step 6: Final answer
    x = 85,797,633.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.