Home / 2,201,739,015.70-3,038,400,337.63-1,211,664,432.70

Finding the Fourth Proportional to 2,201,739,015.70, 3,038,400,337.63 and 1,211,664,432.70

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Solution

The fourth proportional to 2,201,739,015.70, 3,038,400,337.63 and 1,211,664,432.70 is: 1,672,097,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,739,015.70 : 3,038,400,337.63 = 1,211,664,432.70 : x
  2. Step 2: Convert to fraction form
    2,201,739,015.70/3,038,400,337.63 = 1,211,664,432.70/x
  3. Step 3: Cross multiply
    2,201,739,015.70x = 3,038,400,337.63 × 1,211,664,432.70
  4. Step 4: Simplify right side
    2,201,739,015.70x = 3,681,521,621,388,691,968
  5. Step 5: Solve for x
    x = 3,681,521,621,388,691,968/2,201,739,015.70
  6. Step 6: Final answer
    x = 1,672,097,190.06

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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.