Home / 162,545,299.32-243,841,743.54-76,292,467.32

Finding the Fourth Proportional to 162,545,299.32, 243,841,743.54 and 76,292,467.32

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Solution

The fourth proportional to 162,545,299.32, 243,841,743.54 and 76,292,467.32 is: 114,449,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,545,299.32 : 243,841,743.54 = 76,292,467.32 : x
  2. Step 2: Convert to fraction form
    162,545,299.32/243,841,743.54 = 76,292,467.32/x
  3. Step 3: Cross multiply
    162,545,299.32x = 243,841,743.54 × 76,292,467.32
  4. Step 4: Simplify right side
    162,545,299.32x = 18,603,288,250,277,268
  5. Step 5: Solve for x
    x = 18,603,288,250,277,268/162,545,299.32
  6. Step 6: Final answer
    x = 114,449,869.22

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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.