Home / 206,334,627.51-309,501,885.90-141,441,695.60

Finding the Fourth Proportional to 206,334,627.51, 309,501,885.90 and 141,441,695.60

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Solution

The fourth proportional to 206,334,627.51, 309,501,885.90 and 141,441,695.60 is: 212,162,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,334,627.51 : 309,501,885.90 = 141,441,695.60 : x
  2. Step 2: Convert to fraction form
    206,334,627.51/309,501,885.90 = 141,441,695.60/x
  3. Step 3: Cross multiply
    206,334,627.51x = 309,501,885.90 × 141,441,695.60
  4. Step 4: Simplify right side
    206,334,627.51x = 43,776,471,532,352,280
  5. Step 5: Solve for x
    x = 43,776,471,532,352,280/206,334,627.51
  6. Step 6: Final answer
    x = 212,162,505.45

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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.