Home / 132,895,378.40-199,380,392.40-64,740,293.60

Finding the Fourth Proportional to 132,895,378.40, 199,380,392.40 and 64,740,293.60

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Solution

The fourth proportional to 132,895,378.40, 199,380,392.40 and 64,740,293.60 is: 97,128,623.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,895,378.40 : 199,380,392.40 = 64,740,293.60 : x
  2. Step 2: Convert to fraction form
    132,895,378.40/199,380,392.40 = 64,740,293.60/x
  3. Step 3: Cross multiply
    132,895,378.40x = 199,380,392.40 × 64,740,293.60
  4. Step 4: Simplify right side
    132,895,378.40x = 12,907,945,142,059,210
  5. Step 5: Solve for x
    x = 12,907,945,142,059,210/132,895,378.40
  6. Step 6: Final answer
    x = 97,128,623.26

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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.