Home / 1,868,672,076.60-2,803,008,114.90-901,213,260.60

Finding the Fourth Proportional to 1,868,672,076.60, 2,803,008,114.90 and 901,213,260.60

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Solution

The fourth proportional to 1,868,672,076.60, 2,803,008,114.90 and 901,213,260.60 is: 1,351,819,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,672,076.60 : 2,803,008,114.90 = 901,213,260.60 : x
  2. Step 2: Convert to fraction form
    1,868,672,076.60/2,803,008,114.90 = 901,213,260.60/x
  3. Step 3: Cross multiply
    1,868,672,076.60x = 2,803,008,114.90 × 901,213,260.60
  4. Step 4: Simplify right side
    1,868,672,076.60x = 2,526,108,082,717,288,448
  5. Step 5: Solve for x
    x = 2,526,108,082,717,288,448/1,868,672,076.60
  6. Step 6: Final answer
    x = 1,351,819,890.90

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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.