Home / 191,626,793.58-287,442,471.35-53,443,993.29

Finding the Fourth Proportional to 191,626,793.58, 287,442,471.35 and 53,443,993.29

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Solution

The fourth proportional to 191,626,793.58, 287,442,471.35 and 53,443,993.29 is: 80,166,626.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,626,793.58 : 287,442,471.35 = 53,443,993.29 : x
  2. Step 2: Convert to fraction form
    191,626,793.58/287,442,471.35 = 53,443,993.29/x
  3. Step 3: Cross multiply
    191,626,793.58x = 287,442,471.35 × 53,443,993.29
  4. Step 4: Simplify right side
    191,626,793.58x = 15,362,073,509,146,120
  5. Step 5: Solve for x
    x = 15,362,073,509,146,120/191,626,793.58
  6. Step 6: Final answer
    x = 80,166,626.09

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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.