Home / 3,931,294,435.60-5,421,593,274.54-3,073,082,395.60

Finding the Fourth Proportional to 3,931,294,435.60, 5,421,593,274.54 and 3,073,082,395.60

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Solution

The fourth proportional to 3,931,294,435.60, 5,421,593,274.54 and 3,073,082,395.60 is: 4,238,045,030.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,294,435.60 : 5,421,593,274.54 = 3,073,082,395.60 : x
  2. Step 2: Convert to fraction form
    3,931,294,435.60/5,421,593,274.54 = 3,073,082,395.60/x
  3. Step 3: Cross multiply
    3,931,294,435.60x = 5,421,593,274.54 × 3,073,082,395.60
  4. Step 4: Simplify right side
    3,931,294,435.60x = 16,661,002,848,092,231,680
  5. Step 5: Solve for x
    x = 16,661,002,848,092,231,680/3,931,294,435.60
  6. Step 6: Final answer
    x = 4,238,045,030.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.