Home / 248,184,471.60-372,276,707.40-66,431,649.60

Finding the Fourth Proportional to 248,184,471.60, 372,276,707.40 and 66,431,649.60

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Solution

The fourth proportional to 248,184,471.60, 372,276,707.40 and 66,431,649.60 is: 99,647,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,184,471.60 : 372,276,707.40 = 66,431,649.60 : x
  2. Step 2: Convert to fraction form
    248,184,471.60/372,276,707.40 = 66,431,649.60/x
  3. Step 3: Cross multiply
    248,184,471.60x = 372,276,707.40 × 66,431,649.60
  4. Step 4: Simplify right side
    248,184,471.60x = 24,730,955,780,238,528
  5. Step 5: Solve for x
    x = 24,730,955,780,238,528/248,184,471.60
  6. Step 6: Final answer
    x = 99,647,474.40

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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.