Home / 108,519,097.65-162,778,646.48-100,204,998.45

Finding the Fourth Proportional to 108,519,097.65, 162,778,646.48 and 100,204,998.45

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Solution

The fourth proportional to 108,519,097.65, 162,778,646.48 and 100,204,998.45 is: 150,307,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,519,097.65 : 162,778,646.48 = 100,204,998.45 : x
  2. Step 2: Convert to fraction form
    108,519,097.65/162,778,646.48 = 100,204,998.45/x
  3. Step 3: Cross multiply
    108,519,097.65x = 162,778,646.48 × 100,204,998.45
  4. Step 4: Simplify right side
    108,519,097.65x = 16,311,234,017,720,472
  5. Step 5: Solve for x
    x = 16,311,234,017,720,472/108,519,097.65
  6. Step 6: Final answer
    x = 150,307,497.68

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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.