Home / 1,623,615,632.01-2,240,589,572.39-881,059,694.76

Finding the Fourth Proportional to 1,623,615,632.01, 2,240,589,572.39 and 881,059,694.76

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Solution

The fourth proportional to 1,623,615,632.01, 2,240,589,572.39 and 881,059,694.76 is: 1,215,862,378.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,615,632.01 : 2,240,589,572.39 = 881,059,694.76 : x
  2. Step 2: Convert to fraction form
    1,623,615,632.01/2,240,589,572.39 = 881,059,694.76/x
  3. Step 3: Cross multiply
    1,623,615,632.01x = 2,240,589,572.39 × 881,059,694.76
  4. Step 4: Simplify right side
    1,623,615,632.01x = 1,974,093,164,727,967,232
  5. Step 5: Solve for x
    x = 1,974,093,164,727,967,232/1,623,615,632.01
  6. Step 6: Final answer
    x = 1,215,862,378.88

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Half scale
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Double scale
Find fourth proportional to 1,623,615,633.01, 2,240,589,573.77 and 881,059,695.76
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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.