Home / 2,563,901,998.24-3,538,184,756.88-1,390,480,270.24

Finding the Fourth Proportional to 2,563,901,998.24, 3,538,184,756.88 and 1,390,480,270.24

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Solution

The fourth proportional to 2,563,901,998.24, 3,538,184,756.88 and 1,390,480,270.24 is: 1,918,862,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563,901,998.24 : 3,538,184,756.88 = 1,390,480,270.24 : x
  2. Step 2: Convert to fraction form
    2,563,901,998.24/3,538,184,756.88 = 1,390,480,270.24/x
  3. Step 3: Cross multiply
    2,563,901,998.24x = 3,538,184,756.88 × 1,390,480,270.24
  4. Step 4: Simplify right side
    2,563,901,998.24x = 4,919,776,096,905,550,848
  5. Step 5: Solve for x
    x = 4,919,776,096,905,550,848/2,563,901,998.24
  6. Step 6: Final answer
    x = 1,918,862,772.56

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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.