Home / 1,262,413,202.95-1,741,979,319.01-697,821,812.47

Finding the Fourth Proportional to 1,262,413,202.95, 1,741,979,319.01 and 697,821,812.47

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Solution

The fourth proportional to 1,262,413,202.95, 1,741,979,319.01 and 697,821,812.47 is: 962,910,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,413,202.95 : 1,741,979,319.01 = 697,821,812.47 : x
  2. Step 2: Convert to fraction form
    1,262,413,202.95/1,741,979,319.01 = 697,821,812.47/x
  3. Step 3: Cross multiply
    1,262,413,202.95x = 1,741,979,319.01 × 697,821,812.47
  4. Step 4: Simplify right side
    1,262,413,202.95x = 1,215,591,165,676,814,592
  5. Step 5: Solve for x
    x = 1,215,591,165,676,814,592/1,262,413,202.95
  6. Step 6: Final answer
    x = 962,910,687.91

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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.