Home / 434,261,405.60-651,392,108.40-305,014,954.40

Finding the Fourth Proportional to 434,261,405.60, 651,392,108.40 and 305,014,954.40

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Solution

The fourth proportional to 434,261,405.60, 651,392,108.40 and 305,014,954.40 is: 457,522,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,261,405.60 : 651,392,108.40 = 305,014,954.40 : x
  2. Step 2: Convert to fraction form
    434,261,405.60/651,392,108.40 = 305,014,954.40/x
  3. Step 3: Cross multiply
    434,261,405.60x = 651,392,108.40 × 305,014,954.40
  4. Step 4: Simplify right side
    434,261,405.60x = 198,684,334,240,145,824
  5. Step 5: Solve for x
    x = 198,684,334,240,145,824/434,261,405.60
  6. Step 6: Final answer
    x = 457,522,431.60

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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.