Home / 341,397,127.20-512,095,690.80-255,303,685.20

Finding the Fourth Proportional to 341,397,127.20, 512,095,690.80 and 255,303,685.20

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Solution

The fourth proportional to 341,397,127.20, 512,095,690.80 and 255,303,685.20 is: 382,955,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,397,127.20 : 512,095,690.80 = 255,303,685.20 : x
  2. Step 2: Convert to fraction form
    341,397,127.20/512,095,690.80 = 255,303,685.20/x
  3. Step 3: Cross multiply
    341,397,127.20x = 512,095,690.80 × 255,303,685.20
  4. Step 4: Simplify right side
    341,397,127.20x = 130,739,917,036,279,728
  5. Step 5: Solve for x
    x = 130,739,917,036,279,728/341,397,127.20
  6. Step 6: Final answer
    x = 382,955,527.80

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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.