Home / 292,121,517.72-437,800,746.18-222,780,424.68

Finding the Fourth Proportional to 292,121,517.72, 437,800,746.18 and 222,780,424.68

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Solution

The fourth proportional to 292,121,517.72, 437,800,746.18 and 222,780,424.68 is: 333,879,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,121,517.72 : 437,800,746.18 = 222,780,424.68 : x
  2. Step 2: Convert to fraction form
    292,121,517.72/437,800,746.18 = 222,780,424.68/x
  3. Step 3: Cross multiply
    292,121,517.72x = 437,800,746.18 × 222,780,424.68
  4. Step 4: Simplify right side
    292,121,517.72x = 97,533,436,159,201,296
  5. Step 5: Solve for x
    x = 97,533,436,159,201,296/292,121,517.72
  6. Step 6: Final answer
    x = 333,879,670.76

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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.