Home / 255,048,269,409.20-382,626,134,137.86-82,735,316,067.90

Finding the Fourth Proportional to 255,048,269,409.20, 382,626,134,137.86 and 82,735,316,067.90

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Solution

The fourth proportional to 255,048,269,409.20, 382,626,134,137.86 and 82,735,316,067.90 is: 124,120,403,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,048,269,409.20 : 382,626,134,137.86 = 82,735,316,067.90 : x
  2. Step 2: Convert to fraction form
    255,048,269,409.20/382,626,134,137.86 = 82,735,316,067.90/x
  3. Step 3: Cross multiply
    255,048,269,409.20x = 382,626,134,137.86 × 82,735,316,067.90
  4. Step 4: Simplify right side
    255,048,269,409.20x = 31,656,694,143,734,545,121,280
  5. Step 5: Solve for x
    x = 31,656,694,143,734,545,121,280/255,048,269,409.20
  6. Step 6: Final answer
    x = 124,120,403,628.16

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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.