Home / 5,048,988,571.20-6,967,470,572.76-2,821,339,064.64

Finding the Fourth Proportional to 5,048,988,571.20, 6,967,470,572.76 and 2,821,339,064.64

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Solution

The fourth proportional to 5,048,988,571.20, 6,967,470,572.76 and 2,821,339,064.64 is: 3,893,373,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048,988,571.20 : 6,967,470,572.76 = 2,821,339,064.64 : x
  2. Step 2: Convert to fraction form
    5,048,988,571.20/6,967,470,572.76 = 2,821,339,064.64/x
  3. Step 3: Cross multiply
    5,048,988,571.20x = 6,967,470,572.76 × 2,821,339,064.64
  4. Step 4: Simplify right side
    5,048,988,571.20x = 19,657,596,908,657,422,336
  5. Step 5: Solve for x
    x = 19,657,596,908,657,422,336/5,048,988,571.20
  6. Step 6: Final answer
    x = 3,893,373,223.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.