Home / 1,660,316,237.46-2,490,479,083.96-479,992,803.38

Finding the Fourth Proportional to 1,660,316,237.46, 2,490,479,083.96 and 479,992,803.38

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Solution

The fourth proportional to 1,660,316,237.46, 2,490,479,083.96 and 479,992,803.38 is: 719,990,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,316,237.46 : 2,490,479,083.96 = 479,992,803.38 : x
  2. Step 2: Convert to fraction form
    1,660,316,237.46/2,490,479,083.96 = 479,992,803.38/x
  3. Step 3: Cross multiply
    1,660,316,237.46x = 2,490,479,083.96 × 479,992,803.38
  4. Step 4: Simplify right side
    1,660,316,237.46x = 1,195,412,037,269,214,720
  5. Step 5: Solve for x
    x = 1,195,412,037,269,214,720/1,660,316,237.46
  6. Step 6: Final answer
    x = 719,990,571.86

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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.