Home / 746,496,780.70-1,119,745,171.05-675,071,110.30

Finding the Fourth Proportional to 746,496,780.70, 1,119,745,171.05 and 675,071,110.30

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Solution

The fourth proportional to 746,496,780.70, 1,119,745,171.05 and 675,071,110.30 is: 1,012,606,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,780.70 : 1,119,745,171.05 = 675,071,110.30 : x
  2. Step 2: Convert to fraction form
    746,496,780.70/1,119,745,171.05 = 675,071,110.30/x
  3. Step 3: Cross multiply
    746,496,780.70x = 1,119,745,171.05 × 675,071,110.30
  4. Step 4: Simplify right side
    746,496,780.70x = 755,907,615,873,786,880
  5. Step 5: Solve for x
    x = 755,907,615,873,786,880/746,496,780.70
  6. Step 6: Final answer
    x = 1,012,606,665.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.