Home / 214,925,885.20-322,388,827.80-118,180,003.60

Finding the Fourth Proportional to 214,925,885.20, 322,388,827.80 and 118,180,003.60

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Solution

The fourth proportional to 214,925,885.20, 322,388,827.80 and 118,180,003.60 is: 177,270,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,925,885.20 : 322,388,827.80 = 118,180,003.60 : x
  2. Step 2: Convert to fraction form
    214,925,885.20/322,388,827.80 = 118,180,003.60/x
  3. Step 3: Cross multiply
    214,925,885.20x = 322,388,827.80 × 118,180,003.60
  4. Step 4: Simplify right side
    214,925,885.20x = 38,099,912,830,003,776
  5. Step 5: Solve for x
    x = 38,099,912,830,003,776/214,925,885.20
  6. Step 6: Final answer
    x = 177,270,005.40

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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.