Home / 206,625,066.90-285,142,884.12-112,539,583.32

Finding the Fourth Proportional to 206,625,066.90, 285,142,884.12 and 112,539,583.32

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Solution

The fourth proportional to 206,625,066.90, 285,142,884.12 and 112,539,583.32 is: 155,304,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,625,066.90 : 285,142,884.12 = 112,539,583.32 : x
  2. Step 2: Convert to fraction form
    206,625,066.90/285,142,884.12 = 112,539,583.32/x
  3. Step 3: Cross multiply
    206,625,066.90x = 285,142,884.12 × 112,539,583.32
  4. Step 4: Simplify right side
    206,625,066.90x = 32,089,861,365,527,844
  5. Step 5: Solve for x
    x = 32,089,861,365,527,844/206,625,066.90
  6. Step 6: Final answer
    x = 155,304,783.91

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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.