Home / 49,690,859,896.80-74,536,289,845.20-28,718,497,425.60

Finding the Fourth Proportional to 49,690,859,896.80, 74,536,289,845.20 and 28,718,497,425.60

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Solution

The fourth proportional to 49,690,859,896.80, 74,536,289,845.20 and 28,718,497,425.60 is: 43,077,746,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,690,859,896.80 : 74,536,289,845.20 = 28,718,497,425.60 : x
  2. Step 2: Convert to fraction form
    49,690,859,896.80/74,536,289,845.20 = 28,718,497,425.60/x
  3. Step 3: Cross multiply
    49,690,859,896.80x = 74,536,289,845.20 × 28,718,497,425.60
  4. Step 4: Simplify right side
    49,690,859,896.80x = 2,140,570,248,033,151,483,904
  5. Step 5: Solve for x
    x = 2,140,570,248,033,151,483,904/49,690,859,896.80
  6. Step 6: Final answer
    x = 43,077,746,138.40

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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.