Home / 8,507,618,755.80-12,763,325,399.93-2,612,772,897.81

Finding the Fourth Proportional to 8,507,618,755.80, 12,763,325,399.93 and 2,612,772,897.81

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Solution

The fourth proportional to 8,507,618,755.80, 12,763,325,399.93 and 2,612,772,897.81 is: 3,919,742,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,618,755.80 : 12,763,325,399.93 = 2,612,772,897.81 : x
  2. Step 2: Convert to fraction form
    8,507,618,755.80/12,763,325,399.93 = 2,612,772,897.81/x
  3. Step 3: Cross multiply
    8,507,618,755.80x = 12,763,325,399.93 × 2,612,772,897.81
  4. Step 4: Simplify right side
    8,507,618,755.80x = 33,347,670,690,867,085,312
  5. Step 5: Solve for x
    x = 33,347,670,690,867,085,312/8,507,618,755.80
  6. Step 6: Final answer
    x = 3,919,742,015.72

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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.