Home / 1,393,084,887.45-2,089,627,298.46-507,836,620.77

Finding the Fourth Proportional to 1,393,084,887.45, 2,089,627,298.46 and 507,836,620.77

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Solution

The fourth proportional to 1,393,084,887.45, 2,089,627,298.46 and 507,836,620.77 is: 761,754,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,084,887.45 : 2,089,627,298.46 = 507,836,620.77 : x
  2. Step 2: Convert to fraction form
    1,393,084,887.45/2,089,627,298.46 = 507,836,620.77/x
  3. Step 3: Cross multiply
    1,393,084,887.45x = 2,089,627,298.46 × 507,836,620.77
  4. Step 4: Simplify right side
    1,393,084,887.45x = 1,061,189,265,918,670,592
  5. Step 5: Solve for x
    x = 1,061,189,265,918,670,592/1,393,084,887.45
  6. Step 6: Final answer
    x = 761,754,919.23

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1.5x scale

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.