Home / 2,563,901,831.52-3,538,184,527.44-1,390,480,103.52

Finding the Fourth Proportional to 2,563,901,831.52, 3,538,184,527.44 and 1,390,480,103.52

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Solution

The fourth proportional to 2,563,901,831.52, 3,538,184,527.44 and 1,390,480,103.52 is: 1,918,862,542.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563,901,831.52 : 3,538,184,527.44 = 1,390,480,103.52 : x
  2. Step 2: Convert to fraction form
    2,563,901,831.52/3,538,184,527.44 = 1,390,480,103.52/x
  3. Step 3: Cross multiply
    2,563,901,831.52x = 3,538,184,527.44 × 1,390,480,103.52
  4. Step 4: Simplify right side
    2,563,901,831.52x = 4,919,775,187,987,633,152
  5. Step 5: Solve for x
    x = 4,919,775,187,987,633,152/2,563,901,831.52
  6. Step 6: Final answer
    x = 1,918,862,542.83

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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.