Home / 203,879,577.60-305,819,366.40-60,272,409.60

Finding the Fourth Proportional to 203,879,577.60, 305,819,366.40 and 60,272,409.60

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Solution

The fourth proportional to 203,879,577.60, 305,819,366.40 and 60,272,409.60 is: 90,408,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,879,577.60 : 305,819,366.40 = 60,272,409.60 : x
  2. Step 2: Convert to fraction form
    203,879,577.60/305,819,366.40 = 60,272,409.60/x
  3. Step 3: Cross multiply
    203,879,577.60x = 305,819,366.40 × 60,272,409.60
  4. Step 4: Simplify right side
    203,879,577.60x = 18,432,470,115,273,276
  5. Step 5: Solve for x
    x = 18,432,470,115,273,276/203,879,577.60
  6. Step 6: Final answer
    x = 90,408,614.40

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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.