Home / 117,425,744.05-162,047,905.44-65,214,779.71

Finding the Fourth Proportional to 117,425,744.05, 162,047,905.44 and 65,214,779.71

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Solution

The fourth proportional to 117,425,744.05, 162,047,905.44 and 65,214,779.71 is: 89,996,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,425,744.05 : 162,047,905.44 = 65,214,779.71 : x
  2. Step 2: Convert to fraction form
    117,425,744.05/162,047,905.44 = 65,214,779.71/x
  3. Step 3: Cross multiply
    117,425,744.05x = 162,047,905.44 × 65,214,779.71
  4. Step 4: Simplify right side
    117,425,744.05x = 10,567,918,456,144,872
  5. Step 5: Solve for x
    x = 10,567,918,456,144,872/117,425,744.05
  6. Step 6: Final answer
    x = 89,996,606.29

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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.