Home / 132,326,019.20-198,489,028.80-95,762,878.40

Finding the Fourth Proportional to 132,326,019.20, 198,489,028.80 and 95,762,878.40

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Solution

The fourth proportional to 132,326,019.20, 198,489,028.80 and 95,762,878.40 is: 143,644,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,326,019.20 : 198,489,028.80 = 95,762,878.40 : x
  2. Step 2: Convert to fraction form
    132,326,019.20/198,489,028.80 = 95,762,878.40/x
  3. Step 3: Cross multiply
    132,326,019.20x = 198,489,028.80 × 95,762,878.40
  4. Step 4: Simplify right side
    132,326,019.20x = 19,007,880,728,708,500
  5. Step 5: Solve for x
    x = 19,007,880,728,708,500/132,326,019.20
  6. Step 6: Final answer
    x = 143,644,317.60

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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.