Home / 129,050,999.85-193,576,499.78-114,942,225.45

Finding the Fourth Proportional to 129,050,999.85, 193,576,499.78 and 114,942,225.45

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Solution

The fourth proportional to 129,050,999.85, 193,576,499.78 and 114,942,225.45 is: 172,413,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,050,999.85 : 193,576,499.78 = 114,942,225.45 : x
  2. Step 2: Convert to fraction form
    129,050,999.85/193,576,499.78 = 114,942,225.45/x
  3. Step 3: Cross multiply
    129,050,999.85x = 193,576,499.78 × 114,942,225.45
  4. Step 4: Simplify right side
    129,050,999.85x = 22,250,113,678,959,924
  5. Step 5: Solve for x
    x = 22,250,113,678,959,924/129,050,999.85
  6. Step 6: Final answer
    x = 172,413,338.18

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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.