Home / 2,120,699,087,945.30-3,181,048,674,009.50-509,032,969,340.68

Finding the Fourth Proportional to 2,120,699,087,945.30, 3,181,048,674,009.50 and 509,032,969,340.68

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Solution

The fourth proportional to 2,120,699,087,945.30, 3,181,048,674,009.50 and 509,032,969,340.68 is: 763,549,464,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,699,087,945.30 : 3,181,048,674,009.50 = 509,032,969,340.68 : x
  2. Step 2: Convert to fraction form
    2,120,699,087,945.30/3,181,048,674,009.50 = 509,032,969,340.68/x
  3. Step 3: Cross multiply
    2,120,699,087,945.30x = 3,181,048,674,009.50 × 509,032,969,340.68
  4. Step 4: Simplify right side
    2,120,699,087,945.30x = 1,619,258,652,148,288,674,856,960
  5. Step 5: Solve for x
    x = 1,619,258,652,148,288,674,856,960/2,120,699,087,945.30
  6. Step 6: Final answer
    x = 763,549,464,114.29

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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.