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Finding the Fourth Proportional to 1,208,908,383.60, 1,810,339,266.60 and 967,043,679.60

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Solution

The fourth proportional to 1,208,908,383.60, 1,810,339,266.60 and 967,043,679.60 is: 1,448,147,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,908,383.60 : 1,810,339,266.60 = 967,043,679.60 : x
  2. Step 2: Convert to fraction form
    1,208,908,383.60/1,810,339,266.60 = 967,043,679.60/x
  3. Step 3: Cross multiply
    1,208,908,383.60x = 1,810,339,266.60 × 967,043,679.60
  4. Step 4: Simplify right side
    1,208,908,383.60x = 1,750,677,145,697,229,312
  5. Step 5: Solve for x
    x = 1,750,677,145,697,229,312/1,208,908,383.60
  6. Step 6: Final answer
    x = 1,448,147,080.00

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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.