Home / 1,513,366,323.60-2,270,049,485.40-890,942,624.40

Finding the Fourth Proportional to 1,513,366,323.60, 2,270,049,485.40 and 890,942,624.40

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Solution

The fourth proportional to 1,513,366,323.60, 2,270,049,485.40 and 890,942,624.40 is: 1,336,413,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,366,323.60 : 2,270,049,485.40 = 890,942,624.40 : x
  2. Step 2: Convert to fraction form
    1,513,366,323.60/2,270,049,485.40 = 890,942,624.40/x
  3. Step 3: Cross multiply
    1,513,366,323.60x = 2,270,049,485.40 × 890,942,624.40
  4. Step 4: Simplify right side
    1,513,366,323.60x = 2,022,483,846,040,145,408
  5. Step 5: Solve for x
    x = 2,022,483,846,040,145,408/1,513,366,323.60
  6. Step 6: Final answer
    x = 1,336,413,936.60

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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.