Home / 258,889,695.04-357,267,765.49-139,812,275.80

Finding the Fourth Proportional to 258,889,695.04, 357,267,765.49 and 139,812,275.80

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Solution

The fourth proportional to 258,889,695.04, 357,267,765.49 and 139,812,275.80 is: 192,940,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,889,695.04 : 357,267,765.49 = 139,812,275.80 : x
  2. Step 2: Convert to fraction form
    258,889,695.04/357,267,765.49 = 139,812,275.80/x
  3. Step 3: Cross multiply
    258,889,695.04x = 357,267,765.49 × 139,812,275.80
  4. Step 4: Simplify right side
    258,889,695.04x = 49,950,419,362,593,968
  5. Step 5: Solve for x
    x = 49,950,419,362,593,968/258,889,695.04
  6. Step 6: Final answer
    x = 192,940,933.22

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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.