Home / 132,318,968.04-182,602,330.56-72,782,616.96

Finding the Fourth Proportional to 132,318,968.04, 182,602,330.56 and 72,782,616.96

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Solution

The fourth proportional to 132,318,968.04, 182,602,330.56 and 72,782,616.96 is: 100,441,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,318,968.04 : 182,602,330.56 = 72,782,616.96 : x
  2. Step 2: Convert to fraction form
    132,318,968.04/182,602,330.56 = 72,782,616.96/x
  3. Step 3: Cross multiply
    132,318,968.04x = 182,602,330.56 × 72,782,616.96
  4. Step 4: Simplify right side
    132,318,968.04x = 13,290,275,481,151,782
  5. Step 5: Solve for x
    x = 13,290,275,481,151,782/132,318,968.04
  6. Step 6: Final answer
    x = 100,441,196.59

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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.