Home / 733,913,007.55-1,012,800,115.74-403,888,146.55

Finding the Fourth Proportional to 733,913,007.55, 1,012,800,115.74 and 403,888,146.55

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Solution

The fourth proportional to 733,913,007.55, 1,012,800,115.74 and 403,888,146.55 is: 557,365,733.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,913,007.55 : 1,012,800,115.74 = 403,888,146.55 : x
  2. Step 2: Convert to fraction form
    733,913,007.55/1,012,800,115.74 = 403,888,146.55/x
  3. Step 3: Cross multiply
    733,913,007.55x = 1,012,800,115.74 × 403,888,146.55
  4. Step 4: Simplify right side
    733,913,007.55x = 409,057,961,571,854,080
  5. Step 5: Solve for x
    x = 409,057,961,571,854,080/733,913,007.55
  6. Step 6: Final answer
    x = 557,365,733.22

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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.