Home / 1,251,716,854.50-1,727,282,795.76-694,756,057.68

Finding the Fourth Proportional to 1,251,716,854.50, 1,727,282,795.76 and 694,756,057.68

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Solution

The fourth proportional to 1,251,716,854.50, 1,727,282,795.76 and 694,756,057.68 is: 958,715,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,716,854.50 : 1,727,282,795.76 = 694,756,057.68 : x
  2. Step 2: Convert to fraction form
    1,251,716,854.50/1,727,282,795.76 = 694,756,057.68/x
  3. Step 3: Cross multiply
    1,251,716,854.50x = 1,727,282,795.76 × 694,756,057.68
  4. Step 4: Simplify right side
    1,251,716,854.50x = 1,200,040,185,680,706,048
  5. Step 5: Solve for x
    x = 1,200,040,185,680,706,048/1,251,716,854.50
  6. Step 6: Final answer
    x = 958,715,368.71

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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.