Home / 725,284,161.18-1,000,882,568.25-403,409,957.58

Finding the Fourth Proportional to 725,284,161.18, 1,000,882,568.25 and 403,409,957.58

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Solution

The fourth proportional to 725,284,161.18, 1,000,882,568.25 and 403,409,957.58 is: 556,700,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,284,161.18 : 1,000,882,568.25 = 403,409,957.58 : x
  2. Step 2: Convert to fraction form
    725,284,161.18/1,000,882,568.25 = 403,409,957.58/x
  3. Step 3: Cross multiply
    725,284,161.18x = 1,000,882,568.25 × 403,409,957.58
  4. Step 4: Simplify right side
    725,284,161.18x = 403,765,994,400,293,952
  5. Step 5: Solve for x
    x = 403,765,994,400,293,952/725,284,161.18
  6. Step 6: Final answer
    x = 556,700,416.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.