Home / 194,056,408.40-290,888,657.40-96,862,629.20

Finding the Fourth Proportional to 194,056,408.40, 290,888,657.40 and 96,862,629.20

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Solution

The fourth proportional to 194,056,408.40, 290,888,657.40 and 96,862,629.20 is: 145,196,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,056,408.40 : 290,888,657.40 = 96,862,629.20 : x
  2. Step 2: Convert to fraction form
    194,056,408.40/290,888,657.40 = 96,862,629.20/x
  3. Step 3: Cross multiply
    194,056,408.40x = 290,888,657.40 × 96,862,629.20
  4. Step 4: Simplify right side
    194,056,408.40x = 28,176,240,160,222,036
  5. Step 5: Solve for x
    x = 28,176,240,160,222,036/194,056,408.40
  6. Step 6: Final answer
    x = 145,196,133.40

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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.