Home / 212,314,052.83-292,983,968.67-118,233,052.60

Finding the Fourth Proportional to 212,314,052.83, 292,983,968.67 and 118,233,052.60

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Solution

The fourth proportional to 212,314,052.83, 292,983,968.67 and 118,233,052.60 is: 163,156,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,314,052.83 : 292,983,968.67 = 118,233,052.60 : x
  2. Step 2: Convert to fraction form
    212,314,052.83/292,983,968.67 = 118,233,052.60/x
  3. Step 3: Cross multiply
    212,314,052.83x = 292,983,968.67 × 118,233,052.60
  4. Step 4: Simplify right side
    212,314,052.83x = 34,640,388,978,716,864
  5. Step 5: Solve for x
    x = 34,640,388,978,716,864/212,314,052.83
  6. Step 6: Final answer
    x = 163,156,364.44

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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.