Home / 1,410,012,877.38-1,945,861,570.05-774,921,845.22

Finding the Fourth Proportional to 1,410,012,877.38, 1,945,861,570.05 and 774,921,845.22

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Solution

The fourth proportional to 1,410,012,877.38, 1,945,861,570.05 and 774,921,845.22 is: 1,069,416,217.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,012,877.38 : 1,945,861,570.05 = 774,921,845.22 : x
  2. Step 2: Convert to fraction form
    1,410,012,877.38/1,945,861,570.05 = 774,921,845.22/x
  3. Step 3: Cross multiply
    1,410,012,877.38x = 1,945,861,570.05 × 774,921,845.22
  4. Step 4: Simplify right side
    1,410,012,877.38x = 1,507,890,638,405,832,192
  5. Step 5: Solve for x
    x = 1,507,890,638,405,832,192/1,410,012,877.38
  6. Step 6: Final answer
    x = 1,069,416,217.82

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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.