Home / 293,570,361.90-405,128,701.02-172,873,615.41

Finding the Fourth Proportional to 293,570,361.90, 405,128,701.02 and 172,873,615.41

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Solution

The fourth proportional to 293,570,361.90, 405,128,701.02 and 172,873,615.41 is: 238,566,532.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,570,361.90 : 405,128,701.02 = 172,873,615.41 : x
  2. Step 2: Convert to fraction form
    293,570,361.90/405,128,701.02 = 172,873,615.41/x
  3. Step 3: Cross multiply
    293,570,361.90x = 405,128,701.02 × 172,873,615.41
  4. Step 4: Simplify right side
    293,570,361.90x = 70,036,063,250,216,896
  5. Step 5: Solve for x
    x = 70,036,063,250,216,896/293,570,361.90
  6. Step 6: Final answer
    x = 238,566,532.39

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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.