Home / 193,540,432.80-290,335,532.40-96,545,719.20

Finding the Fourth Proportional to 193,540,432.80, 290,335,532.40 and 96,545,719.20

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Solution

The fourth proportional to 193,540,432.80, 290,335,532.40 and 96,545,719.20 is: 144,830,991.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,540,432.80 : 290,335,532.40 = 96,545,719.20 : x
  2. Step 2: Convert to fraction form
    193,540,432.80/290,335,532.40 = 96,545,719.20/x
  3. Step 3: Cross multiply
    193,540,432.80x = 290,335,532.40 × 96,545,719.20
  4. Step 4: Simplify right side
    193,540,432.80x = 28,030,652,784,872,900
  5. Step 5: Solve for x
    x = 28,030,652,784,872,900/193,540,432.80
  6. Step 6: Final answer
    x = 144,830,991.54

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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.