Home / 2,785,196,051,730.80-4,179,702,435,215.80-972,071,667,590.40

Finding the Fourth Proportional to 2,785,196,051,730.80, 4,179,702,435,215.80 and 972,071,667,590.40

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Solution

The fourth proportional to 2,785,196,051,730.80, 4,179,702,435,215.80 and 972,071,667,590.40 is: 1,458,773,544,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,051,730.80 : 4,179,702,435,215.80 = 972,071,667,590.40 : x
  2. Step 2: Convert to fraction form
    2,785,196,051,730.80/4,179,702,435,215.80 = 972,071,667,590.40/x
  3. Step 3: Cross multiply
    2,785,196,051,730.80x = 4,179,702,435,215.80 × 972,071,667,590.40
  4. Step 4: Simplify right side
    2,785,196,051,730.80x = 4,062,970,316,231,878,494,912,512
  5. Step 5: Solve for x
    x = 4,062,970,316,231,878,494,912,512/2,785,196,051,730.80
  6. Step 6: Final answer
    x = 1,458,773,544,399.88

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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.