Home / 379,278,493,547.49-568,690,543,528.47-120,717,560,845.30

Finding the Fourth Proportional to 379,278,493,547.49, 568,690,543,528.47 and 120,717,560,845.30

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Solution

The fourth proportional to 379,278,493,547.49, 568,690,543,528.47 and 120,717,560,845.30 is: 181,004,028,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,278,493,547.49 : 568,690,543,528.47 = 120,717,560,845.30 : x
  2. Step 2: Convert to fraction form
    379,278,493,547.49/568,690,543,528.47 = 120,717,560,845.30/x
  3. Step 3: Cross multiply
    379,278,493,547.49x = 568,690,543,528.47 × 120,717,560,845.30
  4. Step 4: Simplify right side
    379,278,493,547.49x = 68,650,935,290,544,800,137,216
  5. Step 5: Solve for x
    x = 68,650,935,290,544,800,137,216/379,278,493,547.49
  6. Step 6: Final answer
    x = 181,004,028,592.38

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1.5x scale

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.