Home / 880,207,368.15-1,320,311,052.23-396,477,960.15

Finding the Fourth Proportional to 880,207,368.15, 1,320,311,052.23 and 396,477,960.15

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Solution

The fourth proportional to 880,207,368.15, 1,320,311,052.23 and 396,477,960.15 is: 594,716,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,207,368.15 : 1,320,311,052.23 = 396,477,960.15 : x
  2. Step 2: Convert to fraction form
    880,207,368.15/1,320,311,052.23 = 396,477,960.15/x
  3. Step 3: Cross multiply
    880,207,368.15x = 1,320,311,052.23 × 396,477,960.15
  4. Step 4: Simplify right side
    880,207,368.15x = 523,474,232,749,668,032
  5. Step 5: Solve for x
    x = 523,474,232,749,668,032/880,207,368.15
  6. Step 6: Final answer
    x = 594,716,940.23

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Double scale
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Similar ratio
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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.