Home / 1,131,110,398.16-1,696,648,550.52-508,886,213.84

Finding the Fourth Proportional to 1,131,110,398.16, 1,696,648,550.52 and 508,886,213.84

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Solution

The fourth proportional to 1,131,110,398.16, 1,696,648,550.52 and 508,886,213.84 is: 763,321,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,110,398.16 : 1,696,648,550.52 = 508,886,213.84 : x
  2. Step 2: Convert to fraction form
    1,131,110,398.16/1,696,648,550.52 = 508,886,213.84/x
  3. Step 3: Cross multiply
    1,131,110,398.16x = 1,696,648,550.52 × 508,886,213.84
  4. Step 4: Simplify right side
    1,131,110,398.16x = 863,401,057,091,246,720
  5. Step 5: Solve for x
    x = 863,401,057,091,246,720/1,131,110,398.16
  6. Step 6: Final answer
    x = 763,321,651.45

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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.