Home / 84,259,156.28-116,281,226.70-47,089,435.43

Finding the Fourth Proportional to 84,259,156.28, 116,281,226.70 and 47,089,435.43

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Solution

The fourth proportional to 84,259,156.28, 116,281,226.70 and 47,089,435.43 is: 64,985,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,156.28 : 116,281,226.70 = 47,089,435.43 : x
  2. Step 2: Convert to fraction form
    84,259,156.28/116,281,226.70 = 47,089,435.43/x
  3. Step 3: Cross multiply
    84,259,156.28x = 116,281,226.70 × 47,089,435.43
  4. Step 4: Simplify right side
    84,259,156.28x = 5,475,617,316,410,842
  5. Step 5: Solve for x
    x = 5,475,617,316,410,842/84,259,156.28
  6. Step 6: Final answer
    x = 64,985,427.79

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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.