Home / 252,256,857,265.12-378,386,267,576.32-61,028,588,061.57

Finding the Fourth Proportional to 252,256,857,265.12, 378,386,267,576.32 and 61,028,588,061.57

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Solution

The fourth proportional to 252,256,857,265.12, 378,386,267,576.32 and 61,028,588,061.57 is: 91,543,119,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,256,857,265.12 : 378,386,267,576.32 = 61,028,588,061.57 : x
  2. Step 2: Convert to fraction form
    252,256,857,265.12/378,386,267,576.32 = 61,028,588,061.57/x
  3. Step 3: Cross multiply
    252,256,857,265.12x = 378,386,267,576.32 × 61,028,588,061.57
  4. Step 4: Simplify right side
    252,256,857,265.12x = 23,092,379,652,070,236,487,680
  5. Step 5: Solve for x
    x = 23,092,379,652,070,236,487,680/252,256,857,265.12
  6. Step 6: Final answer
    x = 91,543,119,590.21

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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.