Home / 3,542,976,025.80-5,314,464,038.70-1,889,981,939.40

Finding the Fourth Proportional to 3,542,976,025.80, 5,314,464,038.70 and 1,889,981,939.40

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Solution

The fourth proportional to 3,542,976,025.80, 5,314,464,038.70 and 1,889,981,939.40 is: 2,834,972,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,976,025.80 : 5,314,464,038.70 = 1,889,981,939.40 : x
  2. Step 2: Convert to fraction form
    3,542,976,025.80/5,314,464,038.70 = 1,889,981,939.40/x
  3. Step 3: Cross multiply
    3,542,976,025.80x = 5,314,464,038.70 × 1,889,981,939.40
  4. Step 4: Simplify right side
    3,542,976,025.80x = 10,044,241,050,733,783,040
  5. Step 5: Solve for x
    x = 10,044,241,050,733,783,040/3,542,976,025.80
  6. Step 6: Final answer
    x = 2,834,972,909.10

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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.