Home / 194,121,208.94-291,187,792.22-84,890,154.47

Finding the Fourth Proportional to 194,121,208.94, 291,187,792.22 and 84,890,154.47

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Solution

The fourth proportional to 194,121,208.94, 291,187,792.22 and 84,890,154.47 is: 127,337,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,121,208.94 : 291,187,792.22 = 84,890,154.47 : x
  2. Step 2: Convert to fraction form
    194,121,208.94/291,187,792.22 = 84,890,154.47/x
  3. Step 3: Cross multiply
    194,121,208.94x = 291,187,792.22 × 84,890,154.47
  4. Step 4: Simplify right side
    194,121,208.94x = 24,718,976,659,453,672
  5. Step 5: Solve for x
    x = 24,718,976,659,453,672/194,121,208.94
  6. Step 6: Final answer
    x = 127,337,846.26

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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.