Home / 134,788,419.20-202,182,628.80-48,540,137.60

Finding the Fourth Proportional to 134,788,419.20, 202,182,628.80 and 48,540,137.60

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Solution

The fourth proportional to 134,788,419.20, 202,182,628.80 and 48,540,137.60 is: 72,810,206.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,788,419.20 : 202,182,628.80 = 48,540,137.60 : x
  2. Step 2: Convert to fraction form
    134,788,419.20/202,182,628.80 = 48,540,137.60/x
  3. Step 3: Cross multiply
    134,788,419.20x = 202,182,628.80 × 48,540,137.60
  4. Step 4: Simplify right side
    134,788,419.20x = 9,813,972,622,281,724
  5. Step 5: Solve for x
    x = 9,813,972,622,281,724/134,788,419.20
  6. Step 6: Final answer
    x = 72,810,206.40

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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.