Home / 1,101,564,990.96-1,520,196,999.12-599,793,236.40

Finding the Fourth Proportional to 1,101,564,990.96, 1,520,196,999.12 and 599,793,236.40

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Solution

The fourth proportional to 1,101,564,990.96, 1,520,196,999.12 and 599,793,236.40 is: 827,734,982.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,564,990.96 : 1,520,196,999.12 = 599,793,236.40 : x
  2. Step 2: Convert to fraction form
    1,101,564,990.96/1,520,196,999.12 = 599,793,236.40/x
  3. Step 3: Cross multiply
    1,101,564,990.96x = 1,520,196,999.12 × 599,793,236.40
  4. Step 4: Simplify right side
    1,101,564,990.96x = 911,803,878,067,752,704
  5. Step 5: Solve for x
    x = 911,803,878,067,752,704/1,101,564,990.96
  6. Step 6: Final answer
    x = 827,734,982.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.