Home / 3,085,172,856.64-4,258,841,422.88-2,082,948,066.72

Finding the Fourth Proportional to 3,085,172,856.64, 4,258,841,422.88 and 2,082,948,066.72

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Solution

The fourth proportional to 3,085,172,856.64, 4,258,841,422.88 and 2,082,948,066.72 is: 2,875,347,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,172,856.64 : 4,258,841,422.88 = 2,082,948,066.72 : x
  2. Step 2: Convert to fraction form
    3,085,172,856.64/4,258,841,422.88 = 2,082,948,066.72/x
  3. Step 3: Cross multiply
    3,085,172,856.64x = 4,258,841,422.88 × 2,082,948,066.72
  4. Step 4: Simplify right side
    3,085,172,856.64x = 8,870,945,508,254,950,400
  5. Step 5: Solve for x
    x = 8,870,945,508,254,950,400/3,085,172,856.64
  6. Step 6: Final answer
    x = 2,875,347,969.29

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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.