Home / 631,376,888.85-946,582,549.83-382,327,943.15

Finding the Fourth Proportional to 631,376,888.85, 946,582,549.83 and 382,327,943.15

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Solution

The fourth proportional to 631,376,888.85, 946,582,549.83 and 382,327,943.15 is: 573,199,567.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,376,888.85 : 946,582,549.83 = 382,327,943.15 : x
  2. Step 2: Convert to fraction form
    631,376,888.85/946,582,549.83 = 382,327,943.15/x
  3. Step 3: Cross multiply
    631,376,888.85x = 946,582,549.83 × 382,327,943.15
  4. Step 4: Simplify right side
    631,376,888.85x = 361,904,959,300,552,704
  5. Step 5: Solve for x
    x = 361,904,959,300,552,704/631,376,888.85
  6. Step 6: Final answer
    x = 573,199,567.00

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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.