Home / 3,360,096,008.90-5,040,144,013.35-2,199,145,429.70

Finding the Fourth Proportional to 3,360,096,008.90, 5,040,144,013.35 and 2,199,145,429.70

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Solution

The fourth proportional to 3,360,096,008.90, 5,040,144,013.35 and 2,199,145,429.70 is: 3,298,718,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,096,008.90 : 5,040,144,013.35 = 2,199,145,429.70 : x
  2. Step 2: Convert to fraction form
    3,360,096,008.90/5,040,144,013.35 = 2,199,145,429.70/x
  3. Step 3: Cross multiply
    3,360,096,008.90x = 5,040,144,013.35 × 2,199,145,429.70
  4. Step 4: Simplify right side
    3,360,096,008.90x = 11,084,009,671,988,467,712
  5. Step 5: Solve for x
    x = 11,084,009,671,988,467,712/3,360,096,008.90
  6. Step 6: Final answer
    x = 3,298,718,144.55

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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.