Home / 239,152,093.70-358,728,140.55-181,331,312.90

Finding the Fourth Proportional to 239,152,093.70, 358,728,140.55 and 181,331,312.90

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Solution

The fourth proportional to 239,152,093.70, 358,728,140.55 and 181,331,312.90 is: 271,996,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,152,093.70 : 358,728,140.55 = 181,331,312.90 : x
  2. Step 2: Convert to fraction form
    239,152,093.70/358,728,140.55 = 181,331,312.90/x
  3. Step 3: Cross multiply
    239,152,093.70x = 358,728,140.55 × 181,331,312.90
  4. Step 4: Simplify right side
    239,152,093.70x = 65,048,644,700,107,232
  5. Step 5: Solve for x
    x = 65,048,644,700,107,232/239,152,093.70
  6. Step 6: Final answer
    x = 271,996,969.35

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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.