Home / 248,301,811.20-372,452,716.80-118,842,783.60

Finding the Fourth Proportional to 248,301,811.20, 372,452,716.80 and 118,842,783.60

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Solution

The fourth proportional to 248,301,811.20, 372,452,716.80 and 118,842,783.60 is: 178,264,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,301,811.20 : 372,452,716.80 = 118,842,783.60 : x
  2. Step 2: Convert to fraction form
    248,301,811.20/372,452,716.80 = 118,842,783.60/x
  3. Step 3: Cross multiply
    248,301,811.20x = 372,452,716.80 × 118,842,783.60
  4. Step 4: Simplify right side
    248,301,811.20x = 44,263,317,623,894,480
  5. Step 5: Solve for x
    x = 44,263,317,623,894,480/248,301,811.20
  6. Step 6: Final answer
    x = 178,264,175.40

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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.