Home / 2,785,196,051,716.90-4,179,702,435,194.90-972,071,667,576.40

Finding the Fourth Proportional to 2,785,196,051,716.90, 4,179,702,435,194.90 and 972,071,667,576.40

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Solution

The fourth proportional to 2,785,196,051,716.90, 4,179,702,435,194.90 and 972,071,667,576.40 is: 1,458,773,544,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,051,716.90 : 4,179,702,435,194.90 = 972,071,667,576.40 : x
  2. Step 2: Convert to fraction form
    2,785,196,051,716.90/4,179,702,435,194.90 = 972,071,667,576.40/x
  3. Step 3: Cross multiply
    2,785,196,051,716.90x = 4,179,702,435,194.90 × 972,071,667,576.40
  4. Step 4: Simplify right side
    2,785,196,051,716.90x = 4,062,970,316,153,046,517,678,080
  5. Step 5: Solve for x
    x = 4,062,970,316,153,046,517,678,080/2,785,196,051,716.90
  6. Step 6: Final answer
    x = 1,458,773,544,378.85

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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.