Home / 2,579,027,415.42-3,868,538,759.85-808,410,870.30

Finding the Fourth Proportional to 2,579,027,415.42, 3,868,538,759.85 and 808,410,870.30

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Solution

The fourth proportional to 2,579,027,415.42, 3,868,538,759.85 and 808,410,870.30 is: 1,212,615,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,027,415.42 : 3,868,538,759.85 = 808,410,870.30 : x
  2. Step 2: Convert to fraction form
    2,579,027,415.42/3,868,538,759.85 = 808,410,870.30/x
  3. Step 3: Cross multiply
    2,579,027,415.42x = 3,868,538,759.85 × 808,410,870.30
  4. Step 4: Simplify right side
    2,579,027,415.42x = 3,127,368,785,639,621,120
  5. Step 5: Solve for x
    x = 3,127,368,785,639,621,120/2,579,027,415.42
  6. Step 6: Final answer
    x = 1,212,615,564.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.