Home / 161,320,254.92-241,980,013.27-69,144,224.64

Finding the Fourth Proportional to 161,320,254.92, 241,980,013.27 and 69,144,224.64

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Solution

The fourth proportional to 161,320,254.92, 241,980,013.27 and 69,144,224.64 is: 103,716,178.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,320,254.92 : 241,980,013.27 = 69,144,224.64 : x
  2. Step 2: Convert to fraction form
    161,320,254.92/241,980,013.27 = 69,144,224.64/x
  3. Step 3: Cross multiply
    161,320,254.92x = 241,980,013.27 × 69,144,224.64
  4. Step 4: Simplify right side
    161,320,254.92x = 16,731,520,395,110,068
  5. Step 5: Solve for x
    x = 16,731,520,395,110,068/161,320,254.92
  6. Step 6: Final answer
    x = 103,716,178.75

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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.