Home / 161,989,187.00-223,574,177.48-91,446,299.15

Finding the Fourth Proportional to 161,989,187.00, 223,574,177.48 and 91,446,299.15

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Solution

The fourth proportional to 161,989,187.00, 223,574,177.48 and 91,446,299.15 is: 126,212,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,989,187.00 : 223,574,177.48 = 91,446,299.15 : x
  2. Step 2: Convert to fraction form
    161,989,187.00/223,574,177.48 = 91,446,299.15/x
  3. Step 3: Cross multiply
    161,989,187.00x = 223,574,177.48 × 91,446,299.15
  4. Step 4: Simplify right side
    161,989,187.00x = 20,445,031,114,476,168
  5. Step 5: Solve for x
    x = 20,445,031,114,476,168/161,989,187.00
  6. Step 6: Final answer
    x = 126,212,320.06

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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.