Home / 189,552,197.70-284,328,296.55-155,114,820.90

Finding the Fourth Proportional to 189,552,197.70, 284,328,296.55 and 155,114,820.90

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Solution

The fourth proportional to 189,552,197.70, 284,328,296.55 and 155,114,820.90 is: 232,672,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552,197.70 : 284,328,296.55 = 155,114,820.90 : x
  2. Step 2: Convert to fraction form
    189,552,197.70/284,328,296.55 = 155,114,820.90/x
  3. Step 3: Cross multiply
    189,552,197.70x = 284,328,296.55 × 155,114,820.90
  4. Step 4: Simplify right side
    189,552,197.70x = 44,103,532,796,155,344
  5. Step 5: Solve for x
    x = 44,103,532,796,155,344/189,552,197.70
  6. Step 6: Final answer
    x = 232,672,231.35

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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.