Home / 2,120,699,087,945.40-3,181,048,674,009.60-509,032,969,340.68

Finding the Fourth Proportional to 2,120,699,087,945.40, 3,181,048,674,009.60 and 509,032,969,340.68

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Solution

The fourth proportional to 2,120,699,087,945.40, 3,181,048,674,009.60 and 509,032,969,340.68 is: 763,549,464,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,699,087,945.40 : 3,181,048,674,009.60 = 509,032,969,340.68 : x
  2. Step 2: Convert to fraction form
    2,120,699,087,945.40/3,181,048,674,009.60 = 509,032,969,340.68/x
  3. Step 3: Cross multiply
    2,120,699,087,945.40x = 3,181,048,674,009.60 × 509,032,969,340.68
  4. Step 4: Simplify right side
    2,120,699,087,945.40x = 1,619,258,652,148,339,409,158,144
  5. Step 5: Solve for x
    x = 1,619,258,652,148,339,409,158,144/2,120,699,087,945.40
  6. Step 6: Final answer
    x = 763,549,464,114.27

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Double scale
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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.