Home / 355,152,428.82-532,573,196.04-189,120,959.64

Finding the Fourth Proportional to 355,152,428.82, 532,573,196.04 and 189,120,959.64

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Solution

The fourth proportional to 355,152,428.82, 532,573,196.04 and 189,120,959.64 is: 283,598,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,152,428.82 : 532,573,196.04 = 189,120,959.64 : x
  2. Step 2: Convert to fraction form
    355,152,428.82/532,573,196.04 = 189,120,959.64/x
  3. Step 3: Cross multiply
    355,152,428.82x = 532,573,196.04 × 189,120,959.64
  4. Step 4: Simplify right side
    355,152,428.82x = 100,720,753,913,626,640
  5. Step 5: Solve for x
    x = 100,720,753,913,626,640/355,152,428.82
  6. Step 6: Final answer
    x = 283,598,662.83

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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.