Home / 110,592,892.80-165,889,339.20-100,515,196.80

Finding the Fourth Proportional to 110,592,892.80, 165,889,339.20 and 100,515,196.80

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Solution

The fourth proportional to 110,592,892.80, 165,889,339.20 and 100,515,196.80 is: 150,772,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,592,892.80 : 165,889,339.20 = 100,515,196.80 : x
  2. Step 2: Convert to fraction form
    110,592,892.80/165,889,339.20 = 100,515,196.80/x
  3. Step 3: Cross multiply
    110,592,892.80x = 165,889,339.20 × 100,515,196.80
  4. Step 4: Simplify right side
    110,592,892.80x = 16,674,399,576,709,952
  5. Step 5: Solve for x
    x = 16,674,399,576,709,952/110,592,892.80
  6. Step 6: Final answer
    x = 150,772,795.20

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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.