Home / 1,090,009,121.33-1,632,621,758.95-901,122,302.82

Finding the Fourth Proportional to 1,090,009,121.33, 1,632,621,758.95 and 901,122,302.82

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Solution

The fourth proportional to 1,090,009,121.33, 1,632,621,758.95 and 901,122,302.82 is: 1,349,706,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,009,121.33 : 1,632,621,758.95 = 901,122,302.82 : x
  2. Step 2: Convert to fraction form
    1,090,009,121.33/1,632,621,758.95 = 901,122,302.82/x
  3. Step 3: Cross multiply
    1,090,009,121.33x = 1,632,621,758.95 × 901,122,302.82
  4. Step 4: Simplify right side
    1,090,009,121.33x = 1,471,191,879,061,785,344
  5. Step 5: Solve for x
    x = 1,471,191,879,061,785,344/1,090,009,121.33
  6. Step 6: Final answer
    x = 1,349,706,025.64

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Double scale
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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.