Home / 161,846,604.96-223,347,863.16-87,506,645.28

Finding the Fourth Proportional to 161,846,604.96, 223,347,863.16 and 87,506,645.28

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Solution

The fourth proportional to 161,846,604.96, 223,347,863.16 and 87,506,645.28 is: 120,758,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,846,604.96 : 223,347,863.16 = 87,506,645.28 : x
  2. Step 2: Convert to fraction form
    161,846,604.96/223,347,863.16 = 87,506,645.28/x
  3. Step 3: Cross multiply
    161,846,604.96x = 223,347,863.16 × 87,506,645.28
  4. Step 4: Simplify right side
    161,846,604.96x = 19,544,422,235,588,100
  5. Step 5: Solve for x
    x = 19,544,422,235,588,100/161,846,604.96
  6. Step 6: Final answer
    x = 120,758,926.27

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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.