Home / 185,513,530.62-256,108,063.98-143,034,311.97

Finding the Fourth Proportional to 185,513,530.62, 256,108,063.98 and 143,034,311.97

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Solution

The fourth proportional to 185,513,530.62, 256,108,063.98 and 143,034,311.97 is: 197,463,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,513,530.62 : 256,108,063.98 = 143,034,311.97 : x
  2. Step 2: Convert to fraction form
    185,513,530.62/256,108,063.98 = 143,034,311.97/x
  3. Step 3: Cross multiply
    185,513,530.62x = 256,108,063.98 × 143,034,311.97
  4. Step 4: Simplify right side
    185,513,530.62x = 36,632,240,721,884,416
  5. Step 5: Solve for x
    x = 36,632,240,721,884,416/185,513,530.62
  6. Step 6: Final answer
    x = 197,463,983.35

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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.