Home / 134,539,636.40-201,809,454.60-73,158,200.90

Finding the Fourth Proportional to 134,539,636.40, 201,809,454.60 and 73,158,200.90

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Solution

The fourth proportional to 134,539,636.40, 201,809,454.60 and 73,158,200.90 is: 109,737,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,539,636.40 : 201,809,454.60 = 73,158,200.90 : x
  2. Step 2: Convert to fraction form
    134,539,636.40/201,809,454.60 = 73,158,200.90/x
  3. Step 3: Cross multiply
    134,539,636.40x = 201,809,454.60 × 73,158,200.90
  4. Step 4: Simplify right side
    134,539,636.40x = 14,764,016,623,146,230
  5. Step 5: Solve for x
    x = 14,764,016,623,146,230/134,539,636.40
  6. Step 6: Final answer
    x = 109,737,301.35

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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.