Home / 305,249,267.40-421,353,560-181,489,649.28

Finding the Fourth Proportional to 305,249,267.40, 421,353,560 and 181,489,649.28

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Solution

The fourth proportional to 305,249,267.40, 421,353,560 and 181,489,649.28 is: 250,520,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,249,267.40 : 421,353,560 = 181,489,649.28 : x
  2. Step 2: Convert to fraction form
    305,249,267.40/421,353,560 = 181,489,649.28/x
  3. Step 3: Cross multiply
    305,249,267.40x = 421,353,560 × 181,489,649.28
  4. Step 4: Simplify right side
    305,249,267.40x = 76,471,309,827,279,440
  5. Step 5: Solve for x
    x = 76,471,309,827,279,440/305,249,267.40
  6. Step 6: Final answer
    x = 250,520,862.76

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