Home / 637,003,641,702.72-955,498,918,174.74-368,221,597,319.28

Finding the Fourth Proportional to 637,003,641,702.72, 955,498,918,174.74 and 368,221,597,319.28

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Solution

The fourth proportional to 637,003,641,702.72, 955,498,918,174.74 and 368,221,597,319.28 is: 552,328,612,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,003,641,702.72 : 955,498,918,174.74 = 368,221,597,319.28 : x
  2. Step 2: Convert to fraction form
    637,003,641,702.72/955,498,918,174.74 = 368,221,597,319.28/x
  3. Step 3: Cross multiply
    637,003,641,702.72x = 955,498,918,174.74 × 368,221,597,319.28
  4. Step 4: Simplify right side
    637,003,641,702.72x = 351,835,337,887,146,804,510,720
  5. Step 5: Solve for x
    x = 351,835,337,887,146,804,510,720/637,003,641,702.72
  6. Step 6: Final answer
    x = 552,328,612,983.57

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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.