Home / 2,563,901,999.24-3,538,184,758.26-1,390,480,271.24

Finding the Fourth Proportional to 2,563,901,999.24, 3,538,184,758.26 and 1,390,480,271.24

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Solution

The fourth proportional to 2,563,901,999.24, 3,538,184,758.26 and 1,390,480,271.24 is: 1,918,862,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563,901,999.24 : 3,538,184,758.26 = 1,390,480,271.24 : x
  2. Step 2: Convert to fraction form
    2,563,901,999.24/3,538,184,758.26 = 1,390,480,271.24/x
  3. Step 3: Cross multiply
    2,563,901,999.24x = 3,538,184,758.26 × 1,390,480,271.24
  4. Step 4: Simplify right side
    2,563,901,999.24x = 4,919,776,102,362,599,424
  5. Step 5: Solve for x
    x = 4,919,776,102,362,599,424/2,563,901,999.24
  6. Step 6: Final answer
    x = 1,918,862,773.94

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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.