Home / 305,803,287.73-458,731,354.35-84,474,550.18

Finding the Fourth Proportional to 305,803,287.73, 458,731,354.35 and 84,474,550.18

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Solution

The fourth proportional to 305,803,287.73, 458,731,354.35 and 84,474,550.18 is: 126,719,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,803,287.73 : 458,731,354.35 = 84,474,550.18 : x
  2. Step 2: Convert to fraction form
    305,803,287.73/458,731,354.35 = 84,474,550.18/x
  3. Step 3: Cross multiply
    305,803,287.73x = 458,731,354.35 × 84,474,550.18
  4. Step 4: Simplify right side
    305,803,287.73x = 38,751,124,813,068,632
  5. Step 5: Solve for x
    x = 38,751,124,813,068,632/305,803,287.73
  6. Step 6: Final answer
    x = 126,719,124.25

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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.