Home / 2,845,225,952.72-3,926,458,305.60-1,557,716,342.48

Finding the Fourth Proportional to 2,845,225,952.72, 3,926,458,305.60 and 1,557,716,342.48

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Solution

The fourth proportional to 2,845,225,952.72, 3,926,458,305.60 and 1,557,716,342.48 is: 2,149,674,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,225,952.72 : 3,926,458,305.60 = 1,557,716,342.48 : x
  2. Step 2: Convert to fraction form
    2,845,225,952.72/3,926,458,305.60 = 1,557,716,342.48/x
  3. Step 3: Cross multiply
    2,845,225,952.72x = 3,926,458,305.60 × 1,557,716,342.48
  4. Step 4: Simplify right side
    2,845,225,952.72x = 6,116,308,270,699,450,368
  5. Step 5: Solve for x
    x = 6,116,308,270,699,450,368/2,845,225,952.72
  6. Step 6: Final answer
    x = 2,149,674,005.63

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Double scale
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1.5x scale

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.