Home / 187,937,033.33-259,354,875.86-105,432,589.55

Finding the Fourth Proportional to 187,937,033.33, 259,354,875.86 and 105,432,589.55

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Solution

The fourth proportional to 187,937,033.33, 259,354,875.86 and 105,432,589.55 is: 145,497,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,937,033.33 : 259,354,875.86 = 105,432,589.55 : x
  2. Step 2: Convert to fraction form
    187,937,033.33/259,354,875.86 = 105,432,589.55/x
  3. Step 3: Cross multiply
    187,937,033.33x = 259,354,875.86 × 105,432,589.55
  4. Step 4: Simplify right side
    187,937,033.33x = 27,344,456,172,514,644
  5. Step 5: Solve for x
    x = 27,344,456,172,514,644/187,937,033.33
  6. Step 6: Final answer
    x = 145,497,966.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.