Home / 84,259,140.18-116,281,204.49-47,089,419.36

Finding the Fourth Proportional to 84,259,140.18, 116,281,204.49 and 47,089,419.36

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Solution

The fourth proportional to 84,259,140.18, 116,281,204.49 and 47,089,419.36 is: 64,985,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,140.18 : 116,281,204.49 = 47,089,419.36 : x
  2. Step 2: Convert to fraction form
    84,259,140.18/116,281,204.49 = 47,089,419.36/x
  3. Step 3: Cross multiply
    84,259,140.18x = 116,281,204.49 × 47,089,419.36
  4. Step 4: Simplify right side
    84,259,140.18x = 5,475,614,401,915,525
  5. Step 5: Solve for x
    x = 5,475,614,401,915,525/84,259,140.18
  6. Step 6: Final answer
    x = 64,985,405.62

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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.