Home / 3,496,778,620.42-4,825,829,575.29-1,991,468,619.94

Finding the Fourth Proportional to 3,496,778,620.42, 4,825,829,575.29 and 1,991,468,619.94

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Solution

The fourth proportional to 3,496,778,620.42, 4,825,829,575.29 and 1,991,468,619.94 is: 2,748,383,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496,778,620.42 : 4,825,829,575.29 = 1,991,468,619.94 : x
  2. Step 2: Convert to fraction form
    3,496,778,620.42/4,825,829,575.29 = 1,991,468,619.94/x
  3. Step 3: Cross multiply
    3,496,778,620.42x = 4,825,829,575.29 × 1,991,468,619.94
  4. Step 4: Simplify right side
    3,496,778,620.42x = 9,610,488,164,368,412,672
  5. Step 5: Solve for x
    x = 9,610,488,164,368,412,672/3,496,778,620.42
  6. Step 6: Final answer
    x = 2,748,383,357.26

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1.5x scale

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.