Home / 115,260,497.10-172,902,853.71-37,543,457.07

Finding the Fourth Proportional to 115,260,497.10, 172,902,853.71 and 37,543,457.07

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Solution

The fourth proportional to 115,260,497.10, 172,902,853.71 and 37,543,457.07 is: 56,319,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,260,497.10 : 172,902,853.71 = 37,543,457.07 : x
  2. Step 2: Convert to fraction form
    115,260,497.10/172,902,853.71 = 37,543,457.07/x
  3. Step 3: Cross multiply
    115,260,497.10x = 172,902,853.71 × 37,543,457.07
  4. Step 4: Simplify right side
    115,260,497.10x = 6,491,370,865,541,876
  5. Step 5: Solve for x
    x = 6,491,370,865,541,876/115,260,497.10
  6. Step 6: Final answer
    x = 56,319,129.53

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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.