Home / 1,410,012,924.88-1,945,861,635.72-774,921,892.72

Finding the Fourth Proportional to 1,410,012,924.88, 1,945,861,635.72 and 774,921,892.72

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Solution

The fourth proportional to 1,410,012,924.88, 1,945,861,635.72 and 774,921,892.72 is: 1,069,416,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,012,924.88 : 1,945,861,635.72 = 774,921,892.72 : x
  2. Step 2: Convert to fraction form
    1,410,012,924.88/1,945,861,635.72 = 774,921,892.72/x
  3. Step 3: Cross multiply
    1,410,012,924.88x = 1,945,861,635.72 × 774,921,892.72
  4. Step 4: Simplify right side
    1,410,012,924.88x = 1,507,890,781,723,377,664
  5. Step 5: Solve for x
    x = 1,507,890,781,723,377,664/1,410,012,924.88
  6. Step 6: Final answer
    x = 1,069,416,283.44

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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.