Home / 1,131,116,165.52-1,696,657,175.10-508,892,003.07

Finding the Fourth Proportional to 1,131,116,165.52, 1,696,657,175.10 and 508,892,003.07

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Solution

The fourth proportional to 1,131,116,165.52, 1,696,657,175.10 and 508,892,003.07 is: 763,330,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,116,165.52 : 1,696,657,175.10 = 508,892,003.07 : x
  2. Step 2: Convert to fraction form
    1,131,116,165.52/1,696,657,175.10 = 508,892,003.07/x
  3. Step 3: Cross multiply
    1,131,116,165.52x = 1,696,657,175.10 × 508,892,003.07
  4. Step 4: Simplify right side
    1,131,116,165.52x = 863,415,268,359,726,720
  5. Step 5: Solve for x
    x = 863,415,268,359,726,720/1,131,116,165.52
  6. Step 6: Final answer
    x = 763,330,323.34

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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.