Home / 72,184,830.40-108,277,245.60-35,798,836.60

Finding the Fourth Proportional to 72,184,830.40, 108,277,245.60 and 35,798,836.60

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Solution

The fourth proportional to 72,184,830.40, 108,277,245.60 and 35,798,836.60 is: 53,698,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,184,830.40 : 108,277,245.60 = 35,798,836.60 : x
  2. Step 2: Convert to fraction form
    72,184,830.40/108,277,245.60 = 35,798,836.60/x
  3. Step 3: Cross multiply
    72,184,830.40x = 108,277,245.60 × 35,798,836.60
  4. Step 4: Simplify right side
    72,184,830.40x = 3,876,199,422,732,469
  5. Step 5: Solve for x
    x = 3,876,199,422,732,469/72,184,830.40
  6. Step 6: Final answer
    x = 53,698,254.90

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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.