Home / 2,642,299,904.25-3,960,831,858.48-1,240,775,309.16

Finding the Fourth Proportional to 2,642,299,904.25, 3,960,831,858.48 and 1,240,775,309.16

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Solution

The fourth proportional to 2,642,299,904.25, 3,960,831,858.48 and 1,240,775,309.16 is: 1,859,933,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,299,904.25 : 3,960,831,858.48 = 1,240,775,309.16 : x
  2. Step 2: Convert to fraction form
    2,642,299,904.25/3,960,831,858.48 = 1,240,775,309.16/x
  3. Step 3: Cross multiply
    2,642,299,904.25x = 3,960,831,858.48 × 1,240,775,309.16
  4. Step 4: Simplify right side
    2,642,299,904.25x = 4,914,502,373,736,299,520
  5. Step 5: Solve for x
    x = 4,914,502,373,736,299,520/2,642,299,904.25
  6. Step 6: Final answer
    x = 1,859,933,600.21

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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.