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Finding the Fourth Proportional to 293,797,458.40, 440,696,187.60 and 89,325,205.60

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Solution

The fourth proportional to 293,797,458.40, 440,696,187.60 and 89,325,205.60 is: 133,987,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,797,458.40 : 440,696,187.60 = 89,325,205.60 : x
  2. Step 2: Convert to fraction form
    293,797,458.40/440,696,187.60 = 89,325,205.60/x
  3. Step 3: Cross multiply
    293,797,458.40x = 440,696,187.60 × 89,325,205.60
  4. Step 4: Simplify right side
    293,797,458.40x = 39,365,277,564,506,168
  5. Step 5: Solve for x
    x = 39,365,277,564,506,168/293,797,458.40
  6. Step 6: Final answer
    x = 133,987,808.40

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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.