Home / 2,291,097,971.60-3,436,646,957.40-1,311,545,920.40

Finding the Fourth Proportional to 2,291,097,971.60, 3,436,646,957.40 and 1,311,545,920.40

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Solution

The fourth proportional to 2,291,097,971.60, 3,436,646,957.40 and 1,311,545,920.40 is: 1,967,318,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,097,971.60 : 3,436,646,957.40 = 1,311,545,920.40 : x
  2. Step 2: Convert to fraction form
    2,291,097,971.60/3,436,646,957.40 = 1,311,545,920.40/x
  3. Step 3: Cross multiply
    2,291,097,971.60x = 3,436,646,957.40 × 1,311,545,920.40
  4. Step 4: Simplify right side
    2,291,097,971.60x = 4,507,320,296,833,042,944
  5. Step 5: Solve for x
    x = 4,507,320,296,833,042,944/2,291,097,971.60
  6. Step 6: Final answer
    x = 1,967,318,880.60

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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.