Home / 140,459,739.60-210,689,609.40-114,929,576.40

Finding the Fourth Proportional to 140,459,739.60, 210,689,609.40 and 114,929,576.40

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Solution

The fourth proportional to 140,459,739.60, 210,689,609.40 and 114,929,576.40 is: 172,394,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,459,739.60 : 210,689,609.40 = 114,929,576.40 : x
  2. Step 2: Convert to fraction form
    140,459,739.60/210,689,609.40 = 114,929,576.40/x
  3. Step 3: Cross multiply
    140,459,739.60x = 210,689,609.40 × 114,929,576.40
  4. Step 4: Simplify right side
    140,459,739.60x = 24,214,467,560,223,460
  5. Step 5: Solve for x
    x = 24,214,467,560,223,460/140,459,739.60
  6. Step 6: Final answer
    x = 172,394,364.60

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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.