Home / 248,160,861.40-372,241,292.10-66,408,039.40

Finding the Fourth Proportional to 248,160,861.40, 372,241,292.10 and 66,408,039.40

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Solution

The fourth proportional to 248,160,861.40, 372,241,292.10 and 66,408,039.40 is: 99,612,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,160,861.40 : 372,241,292.10 = 66,408,039.40 : x
  2. Step 2: Convert to fraction form
    248,160,861.40/372,241,292.10 = 66,408,039.40/x
  3. Step 3: Cross multiply
    248,160,861.40x = 372,241,292.10 × 66,408,039.40
  4. Step 4: Simplify right side
    248,160,861.40x = 24,719,814,392,083,708
  5. Step 5: Solve for x
    x = 24,719,814,392,083,708/248,160,861.40
  6. Step 6: Final answer
    x = 99,612,059.10

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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.