Home / 733,231,580.23-1,011,864,844.53-398,701,705.51

Finding the Fourth Proportional to 733,231,580.23, 1,011,864,844.53 and 398,701,705.51

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Solution

The fourth proportional to 733,231,580.23, 1,011,864,844.53 and 398,701,705.51 is: 550,211,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,231,580.23 : 1,011,864,844.53 = 398,701,705.51 : x
  2. Step 2: Convert to fraction form
    733,231,580.23/1,011,864,844.53 = 398,701,705.51/x
  3. Step 3: Cross multiply
    733,231,580.23x = 1,011,864,844.53 × 398,701,705.51
  4. Step 4: Simplify right side
    733,231,580.23x = 403,432,239,263,634,560
  5. Step 5: Solve for x
    x = 403,432,239,263,634,560/733,231,580.23
  6. Step 6: Final answer
    x = 550,211,215.86

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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.