Home / 123,609,044.52-170,574,117.64-73,375,371.32

Finding the Fourth Proportional to 123,609,044.52, 170,574,117.64 and 73,375,371.32

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Solution

The fourth proportional to 123,609,044.52, 170,574,117.64 and 73,375,371.32 is: 101,254,234.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,609,044.52 : 170,574,117.64 = 73,375,371.32 : x
  2. Step 2: Convert to fraction form
    123,609,044.52/170,574,117.64 = 73,375,371.32/x
  3. Step 3: Cross multiply
    123,609,044.52x = 170,574,117.64 × 73,375,371.32
  4. Step 4: Simplify right side
    123,609,044.52x = 12,515,939,218,380,052
  5. Step 5: Solve for x
    x = 12,515,939,218,380,052/123,609,044.52
  6. Step 6: Final answer
    x = 101,254,234.81

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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.