Home / 3,902,603,065.83-5,385,599,114.49-2,118,457,754.37

Finding the Fourth Proportional to 3,902,603,065.83, 5,385,599,114.49 and 2,118,457,754.37

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Solution

The fourth proportional to 3,902,603,065.83, 5,385,599,114.49 and 2,118,457,754.37 is: 2,923,475,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,603,065.83 : 5,385,599,114.49 = 2,118,457,754.37 : x
  2. Step 2: Convert to fraction form
    3,902,603,065.83/5,385,599,114.49 = 2,118,457,754.37/x
  3. Step 3: Cross multiply
    3,902,603,065.83x = 5,385,599,114.49 × 2,118,457,754.37
  4. Step 4: Simplify right side
    3,902,603,065.83x = 11,409,164,206,019,545,088
  5. Step 5: Solve for x
    x = 11,409,164,206,019,545,088/3,902,603,065.83
  6. Step 6: Final answer
    x = 2,923,475,437.69

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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.