Home / 6,820,703,610.39-9,412,585,569.64-3,850,479,861.39

Finding the Fourth Proportional to 6,820,703,610.39, 9,412,585,569.64 and 3,850,479,861.39

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Solution

The fourth proportional to 6,820,703,610.39, 9,412,585,569.64 and 3,850,479,861.39 is: 5,313,670,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820,703,610.39 : 9,412,585,569.64 = 3,850,479,861.39 : x
  2. Step 2: Convert to fraction form
    6,820,703,610.39/9,412,585,569.64 = 3,850,479,861.39/x
  3. Step 3: Cross multiply
    6,820,703,610.39x = 9,412,585,569.64 × 3,850,479,861.39
  4. Step 4: Simplify right side
    6,820,703,610.39x = 36,242,971,179,461,877,760
  5. Step 5: Solve for x
    x = 36,242,971,179,461,877,760/6,820,703,610.39
  6. Step 6: Final answer
    x = 5,313,670,443.66

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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.