Home / 305,449,833.60-458,174,750.40-111,367,580.40

Finding the Fourth Proportional to 305,449,833.60, 458,174,750.40 and 111,367,580.40

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Solution

The fourth proportional to 305,449,833.60, 458,174,750.40 and 111,367,580.40 is: 167,051,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,449,833.60 : 458,174,750.40 = 111,367,580.40 : x
  2. Step 2: Convert to fraction form
    305,449,833.60/458,174,750.40 = 111,367,580.40/x
  3. Step 3: Cross multiply
    305,449,833.60x = 458,174,750.40 × 111,367,580.40
  4. Step 4: Simplify right side
    305,449,833.60x = 51,025,813,352,421,936
  5. Step 5: Solve for x
    x = 51,025,813,352,421,936/305,449,833.60
  6. Step 6: Final answer
    x = 167,051,370.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.