Home / 937,997,447.84-1,407,008,145.72-247,898,739.68

Finding the Fourth Proportional to 937,997,447.84, 1,407,008,145.72 and 247,898,739.68

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Solution

The fourth proportional to 937,997,447.84, 1,407,008,145.72 and 247,898,739.68 is: 371,851,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,997,447.84 : 1,407,008,145.72 = 247,898,739.68 : x
  2. Step 2: Convert to fraction form
    937,997,447.84/1,407,008,145.72 = 247,898,739.68/x
  3. Step 3: Cross multiply
    937,997,447.84x = 1,407,008,145.72 × 247,898,739.68
  4. Step 4: Simplify right side
    937,997,447.84x = 348,795,546,043,481,792
  5. Step 5: Solve for x
    x = 348,795,546,043,481,792/937,997,447.84
  6. Step 6: Final answer
    x = 371,851,274.06

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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.