Home / 118,779,933.40-178,169,900.10-104,419,216.60

Finding the Fourth Proportional to 118,779,933.40, 178,169,900.10 and 104,419,216.60

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Solution

The fourth proportional to 118,779,933.40, 178,169,900.10 and 104,419,216.60 is: 156,628,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,779,933.40 : 178,169,900.10 = 104,419,216.60 : x
  2. Step 2: Convert to fraction form
    118,779,933.40/178,169,900.10 = 104,419,216.60/x
  3. Step 3: Cross multiply
    118,779,933.40x = 178,169,900.10 × 104,419,216.60
  4. Step 4: Simplify right side
    118,779,933.40x = 18,604,361,390,142,260
  5. Step 5: Solve for x
    x = 18,604,361,390,142,260/118,779,933.40
  6. Step 6: Final answer
    x = 156,628,824.90

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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.