Home / 341,397,111.70-512,095,667.55-255,303,669.70

Finding the Fourth Proportional to 341,397,111.70, 512,095,667.55 and 255,303,669.70

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Solution

The fourth proportional to 341,397,111.70, 512,095,667.55 and 255,303,669.70 is: 382,955,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,397,111.70 : 512,095,667.55 = 255,303,669.70 : x
  2. Step 2: Convert to fraction form
    341,397,111.70/512,095,667.55 = 255,303,669.70/x
  3. Step 3: Cross multiply
    341,397,111.70x = 512,095,667.55 × 255,303,669.70
  4. Step 4: Simplify right side
    341,397,111.70x = 130,739,903,162,986,208
  5. Step 5: Solve for x
    x = 130,739,903,162,986,208/341,397,111.70
  6. Step 6: Final answer
    x = 382,955,504.55

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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.