Home / 341,397,108.20-512,095,662.30-255,303,666.20

Finding the Fourth Proportional to 341,397,108.20, 512,095,662.30 and 255,303,666.20

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Solution

The fourth proportional to 341,397,108.20, 512,095,662.30 and 255,303,666.20 is: 382,955,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,397,108.20 : 512,095,662.30 = 255,303,666.20 : x
  2. Step 2: Convert to fraction form
    341,397,108.20/512,095,662.30 = 255,303,666.20/x
  3. Step 3: Cross multiply
    341,397,108.20x = 512,095,662.30 × 255,303,666.20
  4. Step 4: Simplify right side
    341,397,108.20x = 130,739,900,030,307,120
  5. Step 5: Solve for x
    x = 130,739,900,030,307,120/341,397,108.20
  6. Step 6: Final answer
    x = 382,955,499.30

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1.5x scale

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.