Home / 157,465,450.02-217,302,456.36-87,850,841.64

Finding the Fourth Proportional to 157,465,450.02, 217,302,456.36 and 87,850,841.64

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Solution

The fourth proportional to 157,465,450.02, 217,302,456.36 and 87,850,841.64 is: 121,234,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,450.02 : 217,302,456.36 = 87,850,841.64 : x
  2. Step 2: Convert to fraction form
    157,465,450.02/217,302,456.36 = 87,850,841.64/x
  3. Step 3: Cross multiply
    157,465,450.02x = 217,302,456.36 × 87,850,841.64
  4. Step 4: Simplify right side
    157,465,450.02x = 19,090,203,681,665,372
  5. Step 5: Solve for x
    x = 19,090,203,681,665,372/157,465,450.02
  6. Step 6: Final answer
    x = 121,234,236.97

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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.