Home / 86,193,065.54-118,945,450.55-47,035,508.51

Finding the Fourth Proportional to 86,193,065.54, 118,945,450.55 and 47,035,508.51

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Solution

The fourth proportional to 86,193,065.54, 118,945,450.55 and 47,035,508.51 is: 64,908,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,065.54 : 118,945,450.55 = 47,035,508.51 : x
  2. Step 2: Convert to fraction form
    86,193,065.54/118,945,450.55 = 47,035,508.51/x
  3. Step 3: Cross multiply
    86,193,065.54x = 118,945,450.55 × 47,035,508.51
  4. Step 4: Simplify right side
    86,193,065.54x = 5,594,659,750,740,405
  5. Step 5: Solve for x
    x = 5,594,659,750,740,405/86,193,065.54
  6. Step 6: Final answer
    x = 64,908,467.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.