Home / 84,259,155.28-116,281,225.32-47,089,434.43

Finding the Fourth Proportional to 84,259,155.28, 116,281,225.32 and 47,089,434.43

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Solution

The fourth proportional to 84,259,155.28, 116,281,225.32 and 47,089,434.43 is: 64,985,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,155.28 : 116,281,225.32 = 47,089,434.43 : x
  2. Step 2: Convert to fraction form
    84,259,155.28/116,281,225.32 = 47,089,434.43/x
  3. Step 3: Cross multiply
    84,259,155.28x = 116,281,225.32 × 47,089,434.43
  4. Step 4: Simplify right side
    84,259,155.28x = 5,475,617,135,146,195
  5. Step 5: Solve for x
    x = 5,475,617,135,146,195/84,259,155.28
  6. Step 6: Final answer
    x = 64,985,426.41

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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.