Home / 1,858,263,681.60-2,787,395,522.40-1,072,661,023.35

Finding the Fourth Proportional to 1,858,263,681.60, 2,787,395,522.40 and 1,072,661,023.35

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Solution

The fourth proportional to 1,858,263,681.60, 2,787,395,522.40 and 1,072,661,023.35 is: 1,608,991,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,263,681.60 : 2,787,395,522.40 = 1,072,661,023.35 : x
  2. Step 2: Convert to fraction form
    1,858,263,681.60/2,787,395,522.40 = 1,072,661,023.35/x
  3. Step 3: Cross multiply
    1,858,263,681.60x = 2,787,395,522.40 × 1,072,661,023.35
  4. Step 4: Simplify right side
    1,858,263,681.60x = 2,989,930,533,538,791,936
  5. Step 5: Solve for x
    x = 2,989,930,533,538,791,936/1,858,263,681.60
  6. Step 6: Final answer
    x = 1,608,991,535.03

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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.