Home / 116,841,576.65-160,397,031.15-100,292,971.37

Finding the Fourth Proportional to 116,841,576.65, 160,397,031.15 and 100,292,971.37

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Solution

The fourth proportional to 116,841,576.65, 160,397,031.15 and 100,292,971.37 is: 137,679,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,841,576.65 : 160,397,031.15 = 100,292,971.37 : x
  2. Step 2: Convert to fraction form
    116,841,576.65/160,397,031.15 = 100,292,971.37/x
  3. Step 3: Cross multiply
    116,841,576.65x = 160,397,031.15 × 100,292,971.37
  4. Step 4: Simplify right side
    116,841,576.65x = 16,086,694,852,157,962
  5. Step 5: Solve for x
    x = 16,086,694,852,157,962/116,841,576.65
  6. Step 6: Final answer
    x = 137,679,542.80

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.