Home / 2,071,235,795.78-3,106,832,436.02-1,197,281,071.28

Finding the Fourth Proportional to 2,071,235,795.78, 3,106,832,436.02 and 1,197,281,071.28

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Solution

The fourth proportional to 2,071,235,795.78, 3,106,832,436.02 and 1,197,281,071.28 is: 1,795,909,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,235,795.78 : 3,106,832,436.02 = 1,197,281,071.28 : x
  2. Step 2: Convert to fraction form
    2,071,235,795.78/3,106,832,436.02 = 1,197,281,071.28/x
  3. Step 3: Cross multiply
    2,071,235,795.78x = 3,106,832,436.02 × 1,197,281,071.28
  4. Step 4: Simplify right side
    2,071,235,795.78x = 3,719,751,667,263,956,992
  5. Step 5: Solve for x
    x = 3,719,751,667,263,956,992/2,071,235,795.78
  6. Step 6: Final answer
    x = 1,795,909,318.90

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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.