Home / 222,309,438.93-306,788,827.02-123,191,841.96

Finding the Fourth Proportional to 222,309,438.93, 306,788,827.02 and 123,191,841.96

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Solution

The fourth proportional to 222,309,438.93, 306,788,827.02 and 123,191,841.96 is: 170,005,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,309,438.93 : 306,788,827.02 = 123,191,841.96 : x
  2. Step 2: Convert to fraction form
    222,309,438.93/306,788,827.02 = 123,191,841.96/x
  3. Step 3: Cross multiply
    222,309,438.93x = 306,788,827.02 × 123,191,841.96
  4. Step 4: Simplify right side
    222,309,438.93x = 37,793,880,693,341,616
  5. Step 5: Solve for x
    x = 37,793,880,693,341,616/222,309,438.93
  6. Step 6: Final answer
    x = 170,005,740.09

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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.