Home / 3,457,818,371.40-4,771,790,951.42-1,871,910,331.40

Finding the Fourth Proportional to 3,457,818,371.40, 4,771,790,951.42 and 1,871,910,331.40

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Solution

The fourth proportional to 3,457,818,371.40, 4,771,790,951.42 and 1,871,910,331.40 is: 2,583,237,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,818,371.40 : 4,771,790,951.42 = 1,871,910,331.40 : x
  2. Step 2: Convert to fraction form
    3,457,818,371.40/4,771,790,951.42 = 1,871,910,331.40/x
  3. Step 3: Cross multiply
    3,457,818,371.40x = 4,771,790,951.42 × 1,871,910,331.40
  4. Step 4: Simplify right side
    3,457,818,371.40x = 8,932,364,781,244,134,400
  5. Step 5: Solve for x
    x = 8,932,364,781,244,134,400/3,457,818,371.40
  6. Step 6: Final answer
    x = 2,583,237,122.90

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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.