Home / 888,130,583.89-1,225,634,719.85-486,237,629.41

Finding the Fourth Proportional to 888,130,583.89, 1,225,634,719.85 and 486,237,629.41

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Solution

The fourth proportional to 888,130,583.89, 1,225,634,719.85 and 486,237,629.41 is: 671,015,874.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,130,583.89 : 1,225,634,719.85 = 486,237,629.41 : x
  2. Step 2: Convert to fraction form
    888,130,583.89/1,225,634,719.85 = 486,237,629.41/x
  3. Step 3: Cross multiply
    888,130,583.89x = 1,225,634,719.85 × 486,237,629.41
  4. Step 4: Simplify right side
    888,130,583.89x = 595,949,720,700,022,272
  5. Step 5: Solve for x
    x = 595,949,720,700,022,272/888,130,583.89
  6. Step 6: Final answer
    x = 671,015,874.82

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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.