Home / 248,153,460.60-372,230,190.90-66,400,638.60

Finding the Fourth Proportional to 248,153,460.60, 372,230,190.90 and 66,400,638.60

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Solution

The fourth proportional to 248,153,460.60, 372,230,190.90 and 66,400,638.60 is: 99,600,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,153,460.60 : 372,230,190.90 = 66,400,638.60 : x
  2. Step 2: Convert to fraction form
    248,153,460.60/372,230,190.90 = 66,400,638.60/x
  3. Step 3: Cross multiply
    248,153,460.60x = 372,230,190.90 × 66,400,638.60
  4. Step 4: Simplify right side
    248,153,460.60x = 24,716,322,381,959,908
  5. Step 5: Solve for x
    x = 24,716,322,381,959,908/248,153,460.60
  6. Step 6: Final answer
    x = 99,600,957.90

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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.