Home / 172,300,218.41-237,862,104.65-133,053,891.05

Finding the Fourth Proportional to 172,300,218.41, 237,862,104.65 and 133,053,891.05

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Solution

The fourth proportional to 172,300,218.41, 237,862,104.65 and 133,053,891.05 is: 183,682,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,300,218.41 : 237,862,104.65 = 133,053,891.05 : x
  2. Step 2: Convert to fraction form
    172,300,218.41/237,862,104.65 = 133,053,891.05/x
  3. Step 3: Cross multiply
    172,300,218.41x = 237,862,104.65 × 133,053,891.05
  4. Step 4: Simplify right side
    172,300,218.41x = 31,648,478,555,170,220
  5. Step 5: Solve for x
    x = 31,648,478,555,170,220/172,300,218.41
  6. Step 6: Final answer
    x = 183,682,173.18

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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.