Home / 193,632,000.20-290,448,000.30-102,708,787.40

Finding the Fourth Proportional to 193,632,000.20, 290,448,000.30 and 102,708,787.40

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Solution

The fourth proportional to 193,632,000.20, 290,448,000.30 and 102,708,787.40 is: 154,063,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,632,000.20 : 290,448,000.30 = 102,708,787.40 : x
  2. Step 2: Convert to fraction form
    193,632,000.20/290,448,000.30 = 102,708,787.40/x
  3. Step 3: Cross multiply
    193,632,000.20x = 290,448,000.30 × 102,708,787.40
  4. Step 4: Simplify right side
    193,632,000.20x = 29,831,561,913,567,840
  5. Step 5: Solve for x
    x = 29,831,561,913,567,840/193,632,000.20
  6. Step 6: Final answer
    x = 154,063,181.10

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1.5x scale

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.