Home / 631,376,889.60-946,582,550.95-382,327,943.91

Finding the Fourth Proportional to 631,376,889.60, 946,582,550.95 and 382,327,943.91

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Solution

The fourth proportional to 631,376,889.60, 946,582,550.95 and 382,327,943.91 is: 573,199,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,376,889.60 : 946,582,550.95 = 382,327,943.91 : x
  2. Step 2: Convert to fraction form
    631,376,889.60/946,582,550.95 = 382,327,943.91/x
  3. Step 3: Cross multiply
    631,376,889.60x = 946,582,550.95 × 382,327,943.91
  4. Step 4: Simplify right side
    631,376,889.60x = 361,904,960,445,796,352
  5. Step 5: Solve for x
    x = 361,904,960,445,796,352/631,376,889.60
  6. Step 6: Final answer
    x = 573,199,568.13

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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.