Home / 1,022,327,432.80-1,530,345,944.08-667,036,688.36

Finding the Fourth Proportional to 1,022,327,432.80, 1,530,345,944.08 and 667,036,688.36

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Solution

The fourth proportional to 1,022,327,432.80, 1,530,345,944.08 and 667,036,688.36 is: 998,502,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,327,432.80 : 1,530,345,944.08 = 667,036,688.36 : x
  2. Step 2: Convert to fraction form
    1,022,327,432.80/1,530,345,944.08 = 667,036,688.36/x
  3. Step 3: Cross multiply
    1,022,327,432.80x = 1,530,345,944.08 × 667,036,688.36
  4. Step 4: Simplify right side
    1,022,327,432.80x = 1,020,796,890,584,280,960
  5. Step 5: Solve for x
    x = 1,020,796,890,584,280,960/1,022,327,432.80
  6. Step 6: Final answer
    x = 998,502,884.53

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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.