Home / 216,089,297.64-324,161,848.44-99,476,528.28

Finding the Fourth Proportional to 216,089,297.64, 324,161,848.44 and 99,476,528.28

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Solution

The fourth proportional to 216,089,297.64, 324,161,848.44 and 99,476,528.28 is: 149,227,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,089,297.64 : 324,161,848.44 = 99,476,528.28 : x
  2. Step 2: Convert to fraction form
    216,089,297.64/324,161,848.44 = 99,476,528.28/x
  3. Step 3: Cross multiply
    216,089,297.64x = 324,161,848.44 × 99,476,528.28
  4. Step 4: Simplify right side
    216,089,297.64x = 32,246,495,283,638,736
  5. Step 5: Solve for x
    x = 32,246,495,283,638,736/216,089,297.64
  6. Step 6: Final answer
    x = 149,227,637.07

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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.