Home / 118,310,556.96-163,265,555.14-66,099,985.20

Finding the Fourth Proportional to 118,310,556.96, 163,265,555.14 and 66,099,985.20

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Solution

The fourth proportional to 118,310,556.96, 163,265,555.14 and 66,099,985.20 is: 91,216,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,310,556.96 : 163,265,555.14 = 66,099,985.20 : x
  2. Step 2: Convert to fraction form
    118,310,556.96/163,265,555.14 = 66,099,985.20/x
  3. Step 3: Cross multiply
    118,310,556.96x = 163,265,555.14 × 66,099,985.20
  4. Step 4: Simplify right side
    118,310,556.96x = 10,791,850,778,258,534
  5. Step 5: Solve for x
    x = 10,791,850,778,258,534/118,310,556.96
  6. Step 6: Final answer
    x = 91,216,295.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.