Home / 1,008,907,286.60-1,513,360,929.90-804,833,942.60

Finding the Fourth Proportional to 1,008,907,286.60, 1,513,360,929.90 and 804,833,942.60

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Solution

The fourth proportional to 1,008,907,286.60, 1,513,360,929.90 and 804,833,942.60 is: 1,207,250,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,907,286.60 : 1,513,360,929.90 = 804,833,942.60 : x
  2. Step 2: Convert to fraction form
    1,008,907,286.60/1,513,360,929.90 = 804,833,942.60/x
  3. Step 3: Cross multiply
    1,008,907,286.60x = 1,513,360,929.90 × 804,833,942.60
  4. Step 4: Simplify right side
    1,008,907,286.60x = 1,218,004,243,788,219,392
  5. Step 5: Solve for x
    x = 1,218,004,243,788,219,392/1,008,907,286.60
  6. Step 6: Final answer
    x = 1,207,250,913.90

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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.