Home / 1,186,404,498.30-1,779,952,297.92-531,202,296.66

Finding the Fourth Proportional to 1,186,404,498.30, 1,779,952,297.92 and 531,202,296.66

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Solution

The fourth proportional to 1,186,404,498.30, 1,779,952,297.92 and 531,202,296.66 is: 796,958,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,404,498.30 : 1,779,952,297.92 = 531,202,296.66 : x
  2. Step 2: Convert to fraction form
    1,186,404,498.30/1,779,952,297.92 = 531,202,296.66/x
  3. Step 3: Cross multiply
    1,186,404,498.30x = 1,779,952,297.92 × 531,202,296.66
  4. Step 4: Simplify right side
    1,186,404,498.30x = 945,514,748,600,348,672
  5. Step 5: Solve for x
    x = 945,514,748,600,348,672/1,186,404,498.30
  6. Step 6: Final answer
    x = 796,958,162.21

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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.