Home / 199,552,541.70-299,328,812.55-165,960,221.70

Finding the Fourth Proportional to 199,552,541.70, 299,328,812.55 and 165,960,221.70

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Solution

The fourth proportional to 199,552,541.70, 299,328,812.55 and 165,960,221.70 is: 248,940,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,552,541.70 : 299,328,812.55 = 165,960,221.70 : x
  2. Step 2: Convert to fraction form
    199,552,541.70/299,328,812.55 = 165,960,221.70/x
  3. Step 3: Cross multiply
    199,552,541.70x = 299,328,812.55 × 165,960,221.70
  4. Step 4: Simplify right side
    199,552,541.70x = 49,676,676,091,995,744
  5. Step 5: Solve for x
    x = 49,676,676,091,995,744/199,552,541.70
  6. Step 6: Final answer
    x = 248,940,332.55

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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.