Home / 84,259,143.05-116,281,208.46-47,089,422.24

Finding the Fourth Proportional to 84,259,143.05, 116,281,208.46 and 47,089,422.24

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Solution

The fourth proportional to 84,259,143.05, 116,281,208.46 and 47,089,422.24 is: 64,985,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,143.05 : 116,281,208.46 = 47,089,422.24 : x
  2. Step 2: Convert to fraction form
    84,259,143.05/116,281,208.46 = 47,089,422.24/x
  3. Step 3: Cross multiply
    84,259,143.05x = 116,281,208.46 × 47,089,422.24
  4. Step 4: Simplify right side
    84,259,143.05x = 5,475,614,923,750,400
  5. Step 5: Solve for x
    x = 5,475,614,923,750,400/84,259,143.05
  6. Step 6: Final answer
    x = 64,985,409.60

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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.