Home / 130,009,449.96-194,957,481.84-49,173,730.92

Finding the Fourth Proportional to 130,009,449.96, 194,957,481.84 and 49,173,730.92

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Solution

The fourth proportional to 130,009,449.96, 194,957,481.84 and 49,173,730.92 is: 73,739,153.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009,449.96 : 194,957,481.84 = 49,173,730.92 : x
  2. Step 2: Convert to fraction form
    130,009,449.96/194,957,481.84 = 49,173,730.92/x
  3. Step 3: Cross multiply
    130,009,449.96x = 194,957,481.84 × 49,173,730.92
  4. Step 4: Simplify right side
    130,009,449.96x = 9,586,786,752,840,948
  5. Step 5: Solve for x
    x = 9,586,786,752,840,948/130,009,449.96
  6. Step 6: Final answer
    x = 73,739,153.24

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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.