Home / 1,276,498,825,660.40-1,761,555,318,713.10-706,219,947,319.30

Finding the Fourth Proportional to 1,276,498,825,660.40, 1,761,555,318,713.10 and 706,219,947,319.30

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Solution

The fourth proportional to 1,276,498,825,660.40, 1,761,555,318,713.10 and 706,219,947,319.30 is: 974,576,301,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,498,825,660.40 : 1,761,555,318,713.10 = 706,219,947,319.30 : x
  2. Step 2: Convert to fraction form
    1,276,498,825,660.40/1,761,555,318,713.10 = 706,219,947,319.30/x
  3. Step 3: Cross multiply
    1,276,498,825,660.40x = 1,761,555,318,713.10 × 706,219,947,319.30
  4. Step 4: Simplify right side
    1,276,498,825,660.40x = 1,244,045,504,381,598,367,219,712
  5. Step 5: Solve for x
    x = 1,244,045,504,381,598,367,219,712/1,276,498,825,660.40
  6. Step 6: Final answer
    x = 974,576,301,500.31

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Double scale
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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.