Home / 191,984,611.80-264,938,593.10-108,370,342.20

Finding the Fourth Proportional to 191,984,611.80, 264,938,593.10 and 108,370,342.20

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Solution

The fourth proportional to 191,984,611.80, 264,938,593.10 and 108,370,342.20 is: 149,550,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,984,611.80 : 264,938,593.10 = 108,370,342.20 : x
  2. Step 2: Convert to fraction form
    191,984,611.80/264,938,593.10 = 108,370,342.20/x
  3. Step 3: Cross multiply
    191,984,611.80x = 264,938,593.10 × 108,370,342.20
  4. Step 4: Simplify right side
    191,984,611.80x = 28,711,485,996,233,560
  5. Step 5: Solve for x
    x = 28,711,485,996,233,560/191,984,611.80
  6. Step 6: Final answer
    x = 149,550,975.61

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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.