Home / 1,107,345,039.70-1,660,804,983.15-331,016,026.90

Finding the Fourth Proportional to 1,107,345,039.70, 1,660,804,983.15 and 331,016,026.90

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Solution

The fourth proportional to 1,107,345,039.70, 1,660,804,983.15 and 331,016,026.90 is: 496,460,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,345,039.70 : 1,660,804,983.15 = 331,016,026.90 : x
  2. Step 2: Convert to fraction form
    1,107,345,039.70/1,660,804,983.15 = 331,016,026.90/x
  3. Step 3: Cross multiply
    1,107,345,039.70x = 1,660,804,983.15 × 331,016,026.90
  4. Step 4: Simplify right side
    1,107,345,039.70x = 549,753,066,978,034,432
  5. Step 5: Solve for x
    x = 549,753,066,978,034,432/1,107,345,039.70
  6. Step 6: Final answer
    x = 496,460,495.39

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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.