Home / 190,540,632.12-262,950,605.47-106,914,948.47

Finding the Fourth Proportional to 190,540,632.12, 262,950,605.47 and 106,914,948.47

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Solution

The fourth proportional to 190,540,632.12, 262,950,605.47 and 106,914,948.47 is: 147,545,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,540,632.12 : 262,950,605.47 = 106,914,948.47 : x
  2. Step 2: Convert to fraction form
    190,540,632.12/262,950,605.47 = 106,914,948.47/x
  3. Step 3: Cross multiply
    190,540,632.12x = 262,950,605.47 × 106,914,948.47
  4. Step 4: Simplify right side
    190,540,632.12x = 28,113,350,433,980,348
  5. Step 5: Solve for x
    x = 28,113,350,433,980,348/190,540,632.12
  6. Step 6: Final answer
    x = 147,545,172.50

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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.