Home / 2,785,196,051,731.70-4,179,702,435,217.10-972,071,667,591.25

Finding the Fourth Proportional to 2,785,196,051,731.70, 4,179,702,435,217.10 and 972,071,667,591.25

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Solution

The fourth proportional to 2,785,196,051,731.70, 4,179,702,435,217.10 and 972,071,667,591.25 is: 1,458,773,544,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,051,731.70 : 4,179,702,435,217.10 = 972,071,667,591.25 : x
  2. Step 2: Convert to fraction form
    2,785,196,051,731.70/4,179,702,435,217.10 = 972,071,667,591.25/x
  3. Step 3: Cross multiply
    2,785,196,051,731.70x = 4,179,702,435,217.10 × 972,071,667,591.25
  4. Step 4: Simplify right side
    2,785,196,051,731.70x = 4,062,970,316,236,695,300,734,976
  5. Step 5: Solve for x
    x = 4,062,970,316,236,695,300,734,976/2,785,196,051,731.70
  6. Step 6: Final answer
    x = 1,458,773,544,401.13

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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.