Home / 291,644,922.40-437,635,345.20-110,022,445.60

Finding the Fourth Proportional to 291,644,922.40, 437,635,345.20 and 110,022,445.60

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Solution

The fourth proportional to 291,644,922.40, 437,635,345.20 and 110,022,445.60 is: 165,097,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,644,922.40 : 437,635,345.20 = 110,022,445.60 : x
  2. Step 2: Convert to fraction form
    291,644,922.40/437,635,345.20 = 110,022,445.60/x
  3. Step 3: Cross multiply
    291,644,922.40x = 437,635,345.20 × 110,022,445.60
  4. Step 4: Simplify right side
    291,644,922.40x = 48,149,710,959,904,216
  5. Step 5: Solve for x
    x = 48,149,710,959,904,216/291,644,922.40
  6. Step 6: Final answer
    x = 165,097,031.57

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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.