Home / 1,469,346,366.80-2,027,621,439.24-912,417,466.16

Finding the Fourth Proportional to 1,469,346,366.80, 2,027,621,439.24 and 912,417,466.16

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Solution

The fourth proportional to 1,469,346,366.80, 2,027,621,439.24 and 912,417,466.16 is: 1,259,088,570.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,346,366.80 : 2,027,621,439.24 = 912,417,466.16 : x
  2. Step 2: Convert to fraction form
    1,469,346,366.80/2,027,621,439.24 = 912,417,466.16/x
  3. Step 3: Cross multiply
    1,469,346,366.80x = 2,027,621,439.24 × 912,417,466.16
  4. Step 4: Simplify right side
    1,469,346,366.80x = 1,850,037,215,923,053,056
  5. Step 5: Solve for x
    x = 1,850,037,215,923,053,056/1,469,346,366.80
  6. Step 6: Final answer
    x = 1,259,088,570.08

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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.