Home / 157,464,655.40-236,196,983.10-108,146,930.60

Finding the Fourth Proportional to 157,464,655.40, 236,196,983.10 and 108,146,930.60

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Solution

The fourth proportional to 157,464,655.40, 236,196,983.10 and 108,146,930.60 is: 162,220,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,655.40 : 236,196,983.10 = 108,146,930.60 : x
  2. Step 2: Convert to fraction form
    157,464,655.40/236,196,983.10 = 108,146,930.60/x
  3. Step 3: Cross multiply
    157,464,655.40x = 236,196,983.10 × 108,146,930.60
  4. Step 4: Simplify right side
    157,464,655.40x = 25,543,978,739,245,072
  5. Step 5: Solve for x
    x = 25,543,978,739,245,072/157,464,655.40
  6. Step 6: Final answer
    x = 162,220,395.90

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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.