Home / 96,228,646.20-144,342,969.30-78,088,793.40

Finding the Fourth Proportional to 96,228,646.20, 144,342,969.30 and 78,088,793.40

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Solution

The fourth proportional to 96,228,646.20, 144,342,969.30 and 78,088,793.40 is: 117,133,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,228,646.20 : 144,342,969.30 = 78,088,793.40 : x
  2. Step 2: Convert to fraction form
    96,228,646.20/144,342,969.30 = 78,088,793.40/x
  3. Step 3: Cross multiply
    96,228,646.20x = 144,342,969.30 × 78,088,793.40
  4. Step 4: Simplify right side
    96,228,646.20x = 11,271,568,308,410,244
  5. Step 5: Solve for x
    x = 11,271,568,308,410,244/96,228,646.20
  6. Step 6: Final answer
    x = 117,133,190.10

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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.