Home / 4,048,137,123.20-6,072,205,684.80-1,288,045,145.60

Finding the Fourth Proportional to 4,048,137,123.20, 6,072,205,684.80 and 1,288,045,145.60

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Solution

The fourth proportional to 4,048,137,123.20, 6,072,205,684.80 and 1,288,045,145.60 is: 1,932,067,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048,137,123.20 : 6,072,205,684.80 = 1,288,045,145.60 : x
  2. Step 2: Convert to fraction form
    4,048,137,123.20/6,072,205,684.80 = 1,288,045,145.60/x
  3. Step 3: Cross multiply
    4,048,137,123.20x = 6,072,205,684.80 × 1,288,045,145.60
  4. Step 4: Simplify right side
    4,048,137,123.20x = 7,821,275,055,391,363,072
  5. Step 5: Solve for x
    x = 7,821,275,055,391,363,072/4,048,137,123.20
  6. Step 6: Final answer
    x = 1,932,067,718.40

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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.