Home / 248,184,201.60-372,276,302.40-66,431,379.60

Finding the Fourth Proportional to 248,184,201.60, 372,276,302.40 and 66,431,379.60

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Solution

The fourth proportional to 248,184,201.60, 372,276,302.40 and 66,431,379.60 is: 99,647,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,184,201.60 : 372,276,302.40 = 66,431,379.60 : x
  2. Step 2: Convert to fraction form
    248,184,201.60/372,276,302.40 = 66,431,379.60/x
  3. Step 3: Cross multiply
    248,184,201.60x = 372,276,302.40 × 66,431,379.60
  4. Step 4: Simplify right side
    248,184,201.60x = 24,730,828,360,818,792
  5. Step 5: Solve for x
    x = 24,730,828,360,818,792/248,184,201.60
  6. Step 6: Final answer
    x = 99,647,069.40

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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.