Home / 635,653,130.10-952,965,156.77-198,728,911.95

Finding the Fourth Proportional to 635,653,130.10, 952,965,156.77 and 198,728,911.95

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Solution

The fourth proportional to 635,653,130.10, 952,965,156.77 and 198,728,911.95 is: 297,932,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,653,130.10 : 952,965,156.77 = 198,728,911.95 : x
  2. Step 2: Convert to fraction form
    635,653,130.10/952,965,156.77 = 198,728,911.95/x
  3. Step 3: Cross multiply
    635,653,130.10x = 952,965,156.77 × 198,728,911.95
  4. Step 4: Simplify right side
    635,653,130.10x = 189,381,728,730,169,632
  5. Step 5: Solve for x
    x = 189,381,728,730,169,632/635,653,130.10
  6. Step 6: Final answer
    x = 297,932,504.01

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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.