Home / 1,300,200,901.70-1,950,301,352.55-835,296,314.90

Finding the Fourth Proportional to 1,300,200,901.70, 1,950,301,352.55 and 835,296,314.90

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Solution

The fourth proportional to 1,300,200,901.70, 1,950,301,352.55 and 835,296,314.90 is: 1,252,944,472.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,200,901.70 : 1,950,301,352.55 = 835,296,314.90 : x
  2. Step 2: Convert to fraction form
    1,300,200,901.70/1,950,301,352.55 = 835,296,314.90/x
  3. Step 3: Cross multiply
    1,300,200,901.70x = 1,950,301,352.55 × 835,296,314.90
  4. Step 4: Simplify right side
    1,300,200,901.70x = 1,629,079,532,729,500,672
  5. Step 5: Solve for x
    x = 1,629,079,532,729,500,672/1,300,200,901.70
  6. Step 6: Final answer
    x = 1,252,944,472.35

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Double scale
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Similar ratio
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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.