Home / 338,903,534.34-508,123,224.99-172,585,095.12

Finding the Fourth Proportional to 338,903,534.34, 508,123,224.99 and 172,585,095.12

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Solution

The fourth proportional to 338,903,534.34, 508,123,224.99 and 172,585,095.12 is: 258,759,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,903,534.34 : 508,123,224.99 = 172,585,095.12 : x
  2. Step 2: Convert to fraction form
    338,903,534.34/508,123,224.99 = 172,585,095.12/x
  3. Step 3: Cross multiply
    338,903,534.34x = 508,123,224.99 × 172,585,095.12
  4. Step 4: Simplify right side
    338,903,534.34x = 87,694,495,117,580,320
  5. Step 5: Solve for x
    x = 87,694,495,117,580,320/338,903,534.34
  6. Step 6: Final answer
    x = 258,759,458.76

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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.