Home / 490,617,812.06-677,060,563.02-267,599,437.22

Finding the Fourth Proportional to 490,617,812.06, 677,060,563.02 and 267,599,437.22

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Solution

The fourth proportional to 490,617,812.06, 677,060,563.02 and 267,599,437.22 is: 369,291,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,617,812.06 : 677,060,563.02 = 267,599,437.22 : x
  2. Step 2: Convert to fraction form
    490,617,812.06/677,060,563.02 = 267,599,437.22/x
  3. Step 3: Cross multiply
    490,617,812.06x = 677,060,563.02 × 267,599,437.22
  4. Step 4: Simplify right side
    490,617,812.06x = 181,181,025,628,008,352
  5. Step 5: Solve for x
    x = 181,181,025,628,008,352/490,617,812.06
  6. Step 6: Final answer
    x = 369,291,577.22

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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.