Home / 1,109,969,456.52-1,665,056,530.23-362,989,103.28

Finding the Fourth Proportional to 1,109,969,456.52, 1,665,056,530.23 and 362,989,103.28

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Solution

The fourth proportional to 1,109,969,456.52, 1,665,056,530.23 and 362,989,103.28 is: 544,517,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,969,456.52 : 1,665,056,530.23 = 362,989,103.28 : x
  2. Step 2: Convert to fraction form
    1,109,969,456.52/1,665,056,530.23 = 362,989,103.28/x
  3. Step 3: Cross multiply
    1,109,969,456.52x = 1,665,056,530.23 × 362,989,103.28
  4. Step 4: Simplify right side
    1,109,969,456.52x = 604,397,376,818,695,808
  5. Step 5: Solve for x
    x = 604,397,376,818,695,808/1,109,969,456.52
  6. Step 6: Final answer
    x = 544,517,124.56

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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.