Home / 457,562,424.84-631,740,200.04-351,526,990.92

Finding the Fourth Proportional to 457,562,424.84, 631,740,200.04 and 351,526,990.92

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Solution

The fourth proportional to 457,562,424.84, 631,740,200.04 and 351,526,990.92 is: 485,340,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,562,424.84 : 631,740,200.04 = 351,526,990.92 : x
  2. Step 2: Convert to fraction form
    457,562,424.84/631,740,200.04 = 351,526,990.92/x
  3. Step 3: Cross multiply
    457,562,424.84x = 631,740,200.04 × 351,526,990.92
  4. Step 4: Simplify right side
    457,562,424.84x = 222,073,731,563,260,064
  5. Step 5: Solve for x
    x = 222,073,731,563,260,064/457,562,424.84
  6. Step 6: Final answer
    x = 485,340,839.87

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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.