Home / 2,128,616,832.80-3,194,119,642.80-901,576,474.40

Finding the Fourth Proportional to 2,128,616,832.80, 3,194,119,642.80 and 901,576,474.40

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Solution

The fourth proportional to 2,128,616,832.80, 3,194,119,642.80 and 901,576,474.40 is: 1,352,870,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,616,832.80 : 3,194,119,642.80 = 901,576,474.40 : x
  2. Step 2: Convert to fraction form
    2,128,616,832.80/3,194,119,642.80 = 901,576,474.40/x
  3. Step 3: Cross multiply
    2,128,616,832.80x = 3,194,119,642.80 × 901,576,474.40
  4. Step 4: Simplify right side
    2,128,616,832.80x = 2,879,743,126,367,411,200
  5. Step 5: Solve for x
    x = 2,879,743,126,367,411,200/2,128,616,832.80
  6. Step 6: Final answer
    x = 1,352,870,597.47

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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.