Home / 209,952,912.60-314,929,368.90-158,934,576.60

Finding the Fourth Proportional to 209,952,912.60, 314,929,368.90 and 158,934,576.60

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Solution

The fourth proportional to 209,952,912.60, 314,929,368.90 and 158,934,576.60 is: 238,401,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,912.60 : 314,929,368.90 = 158,934,576.60 : x
  2. Step 2: Convert to fraction form
    209,952,912.60/314,929,368.90 = 158,934,576.60/x
  3. Step 3: Cross multiply
    209,952,912.60x = 314,929,368.90 × 158,934,576.60
  4. Step 4: Simplify right side
    209,952,912.60x = 50,053,165,905,026,704
  5. Step 5: Solve for x
    x = 50,053,165,905,026,704/209,952,912.60
  6. Step 6: Final answer
    x = 238,401,864.90

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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.