Home / 1,282,283,039.70-1,923,424,559.55-738,087,455.70

Finding the Fourth Proportional to 1,282,283,039.70, 1,923,424,559.55 and 738,087,455.70

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Solution

The fourth proportional to 1,282,283,039.70, 1,923,424,559.55 and 738,087,455.70 is: 1,107,131,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,283,039.70 : 1,923,424,559.55 = 738,087,455.70 : x
  2. Step 2: Convert to fraction form
    1,282,283,039.70/1,923,424,559.55 = 738,087,455.70/x
  3. Step 3: Cross multiply
    1,282,283,039.70x = 1,923,424,559.55 × 738,087,455.70
  4. Step 4: Simplify right side
    1,282,283,039.70x = 1,419,655,539,389,152,768
  5. Step 5: Solve for x
    x = 1,419,655,539,389,152,768/1,282,283,039.70
  6. Step 6: Final answer
    x = 1,107,131,183.55

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Double scale
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1.5x scale

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.