Home / 84,259,159.66-116,281,231.38-47,089,438.84

Finding the Fourth Proportional to 84,259,159.66, 116,281,231.38 and 47,089,438.84

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Solution

The fourth proportional to 84,259,159.66, 116,281,231.38 and 47,089,438.84 is: 64,985,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,159.66 : 116,281,231.38 = 47,089,438.84 : x
  2. Step 2: Convert to fraction form
    84,259,159.66/116,281,231.38 = 47,089,438.84/x
  3. Step 3: Cross multiply
    84,259,159.66x = 116,281,231.38 × 47,089,438.84
  4. Step 4: Simplify right side
    84,259,159.66x = 5,475,617,933,308,399
  5. Step 5: Solve for x
    x = 5,475,617,933,308,399/84,259,159.66
  6. Step 6: Final answer
    x = 64,985,432.51

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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.