Home / 1,788,464,876.67-2,683,097,427.60-544,992,659.78

Finding the Fourth Proportional to 1,788,464,876.67, 2,683,097,427.60 and 544,992,659.78

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Solution

The fourth proportional to 1,788,464,876.67, 2,683,097,427.60 and 544,992,659.78 is: 817,610,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,464,876.67 : 2,683,097,427.60 = 544,992,659.78 : x
  2. Step 2: Convert to fraction form
    1,788,464,876.67/2,683,097,427.60 = 544,992,659.78/x
  3. Step 3: Cross multiply
    1,788,464,876.67x = 2,683,097,427.60 × 544,992,659.78
  4. Step 4: Simplify right side
    1,788,464,876.67x = 1,462,268,403,503,184,384
  5. Step 5: Solve for x
    x = 1,462,268,403,503,184,384/1,788,464,876.67
  6. Step 6: Final answer
    x = 817,610,914.58

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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.