Home / 1,802,739,688.94-2,487,795,377.74-998,980,612.22

Finding the Fourth Proportional to 1,802,739,688.94, 2,487,795,377.74 and 998,980,612.22

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Solution

The fourth proportional to 1,802,739,688.94, 2,487,795,377.74 and 998,980,612.22 is: 1,378,601,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,739,688.94 : 2,487,795,377.74 = 998,980,612.22 : x
  2. Step 2: Convert to fraction form
    1,802,739,688.94/2,487,795,377.74 = 998,980,612.22/x
  3. Step 3: Cross multiply
    1,802,739,688.94x = 2,487,795,377.74 × 998,980,612.22
  4. Step 4: Simplify right side
    1,802,739,688.94x = 2,485,259,349,542,107,648
  5. Step 5: Solve for x
    x = 2,485,259,349,542,107,648/1,802,739,688.94
  6. Step 6: Final answer
    x = 1,378,601,339.28

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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.