Home / 6,419,945,925.60-9,629,918,888.40-5,746,503,890.40

Finding the Fourth Proportional to 6,419,945,925.60, 9,629,918,888.40 and 5,746,503,890.40

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Solution

The fourth proportional to 6,419,945,925.60, 9,629,918,888.40 and 5,746,503,890.40 is: 8,619,755,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419,945,925.60 : 9,629,918,888.40 = 5,746,503,890.40 : x
  2. Step 2: Convert to fraction form
    6,419,945,925.60/9,629,918,888.40 = 5,746,503,890.40/x
  3. Step 3: Cross multiply
    6,419,945,925.60x = 9,629,918,888.40 × 5,746,503,890.40
  4. Step 4: Simplify right side
    6,419,945,925.60x = 55,338,366,356,427,038,720
  5. Step 5: Solve for x
    x = 55,338,366,356,427,038,720/6,419,945,925.60
  6. Step 6: Final answer
    x = 8,619,755,835.60

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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.