Home / 2,890,546,318.01-3,988,953,918.45-1,637,483,173.89

Finding the Fourth Proportional to 2,890,546,318.01, 3,988,953,918.45 and 1,637,483,173.89

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Solution

The fourth proportional to 2,890,546,318.01, 3,988,953,918.45 and 1,637,483,173.89 is: 2,259,726,779.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,546,318.01 : 3,988,953,918.45 = 1,637,483,173.89 : x
  2. Step 2: Convert to fraction form
    2,890,546,318.01/3,988,953,918.45 = 1,637,483,173.89/x
  3. Step 3: Cross multiply
    2,890,546,318.01x = 3,988,953,918.45 × 1,637,483,173.89
  4. Step 4: Simplify right side
    2,890,546,318.01x = 6,531,844,922,884,458,496
  5. Step 5: Solve for x
    x = 6,531,844,922,884,458,496/2,890,546,318.01
  6. Step 6: Final answer
    x = 2,259,726,779.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.