Home / 172,386,626.40-258,579,939.60-114,691,816.80

Finding the Fourth Proportional to 172,386,626.40, 258,579,939.60 and 114,691,816.80

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Solution

The fourth proportional to 172,386,626.40, 258,579,939.60 and 114,691,816.80 is: 172,037,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,386,626.40 : 258,579,939.60 = 114,691,816.80 : x
  2. Step 2: Convert to fraction form
    172,386,626.40/258,579,939.60 = 114,691,816.80/x
  3. Step 3: Cross multiply
    172,386,626.40x = 258,579,939.60 × 114,691,816.80
  4. Step 4: Simplify right side
    172,386,626.40x = 29,657,003,060,758,264
  5. Step 5: Solve for x
    x = 29,657,003,060,758,264/172,386,626.40
  6. Step 6: Final answer
    x = 172,037,725.20

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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.