Home / 43,849,093,458.25-65,787,805,279.77-20,282,789,412.60

Finding the Fourth Proportional to 43,849,093,458.25, 65,787,805,279.77 and 20,282,789,412.60

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Solution

The fourth proportional to 43,849,093,458.25, 65,787,805,279.77 and 20,282,789,412.60 is: 30,430,736,308.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,849,093,458.25 : 65,787,805,279.77 = 20,282,789,412.60 : x
  2. Step 2: Convert to fraction form
    43,849,093,458.25/65,787,805,279.77 = 20,282,789,412.60/x
  3. Step 3: Cross multiply
    43,849,093,458.25x = 65,787,805,279.77 × 20,282,789,412.60
  4. Step 4: Simplify right side
    43,849,093,458.25x = 1,334,360,200,406,709,043,200
  5. Step 5: Solve for x
    x = 1,334,360,200,406,709,043,200/43,849,093,458.25
  6. Step 6: Final answer
    x = 30,430,736,308.77

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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.