Home / 267,967,130.40-401,950,695.60-114,628,687.20

Finding the Fourth Proportional to 267,967,130.40, 401,950,695.60 and 114,628,687.20

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Solution

The fourth proportional to 267,967,130.40, 401,950,695.60 and 114,628,687.20 is: 171,943,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,967,130.40 : 401,950,695.60 = 114,628,687.20 : x
  2. Step 2: Convert to fraction form
    267,967,130.40/401,950,695.60 = 114,628,687.20/x
  3. Step 3: Cross multiply
    267,967,130.40x = 401,950,695.60 × 114,628,687.20
  4. Step 4: Simplify right side
    267,967,130.40x = 46,075,080,555,754,824
  5. Step 5: Solve for x
    x = 46,075,080,555,754,824/267,967,130.40
  6. Step 6: Final answer
    x = 171,943,030.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.