Home / 2,785,196,051,731.20-4,179,702,435,216.40-972,071,667,590.76

Finding the Fourth Proportional to 2,785,196,051,731.20, 4,179,702,435,216.40 and 972,071,667,590.76

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Solution

The fourth proportional to 2,785,196,051,731.20, 4,179,702,435,216.40 and 972,071,667,590.76 is: 1,458,773,544,400.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,051,731.20 : 4,179,702,435,216.40 = 972,071,667,590.76 : x
  2. Step 2: Convert to fraction form
    2,785,196,051,731.20/4,179,702,435,216.40 = 972,071,667,590.76/x
  3. Step 3: Cross multiply
    2,785,196,051,731.20x = 4,179,702,435,216.40 × 972,071,667,590.76
  4. Step 4: Simplify right side
    2,785,196,051,731.20x = 4,062,970,316,233,966,385,889,280
  5. Step 5: Solve for x
    x = 4,062,970,316,233,966,385,889,280/2,785,196,051,731.20
  6. Step 6: Final answer
    x = 1,458,773,544,400.42

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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.