Home / 756,195,829.76-1,134,302,776.34-210,904,186.88

Finding the Fourth Proportional to 756,195,829.76, 1,134,302,776.34 and 210,904,186.88

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Solution

The fourth proportional to 756,195,829.76, 1,134,302,776.34 and 210,904,186.88 is: 316,358,799.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,195,829.76 : 1,134,302,776.34 = 210,904,186.88 : x
  2. Step 2: Convert to fraction form
    756,195,829.76/1,134,302,776.34 = 210,904,186.88/x
  3. Step 3: Cross multiply
    756,195,829.76x = 1,134,302,776.34 × 210,904,186.88
  4. Step 4: Simplify right side
    756,195,829.76x = 239,229,204,719,714,176
  5. Step 5: Solve for x
    x = 239,229,204,719,714,176/756,195,829.76
  6. Step 6: Final answer
    x = 316,358,799.28

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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.