Home / 2,120,699,087,948.20-3,181,048,674,013.30-509,032,969,343.43

Finding the Fourth Proportional to 2,120,699,087,948.20, 3,181,048,674,013.30 and 509,032,969,343.43

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Solution

The fourth proportional to 2,120,699,087,948.20, 3,181,048,674,013.30 and 509,032,969,343.43 is: 763,549,464,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,699,087,948.20 : 3,181,048,674,013.30 = 509,032,969,343.43 : x
  2. Step 2: Convert to fraction form
    2,120,699,087,948.20/3,181,048,674,013.30 = 509,032,969,343.43/x
  3. Step 3: Cross multiply
    2,120,699,087,948.20x = 3,181,048,674,013.30 × 509,032,969,343.43
  4. Step 4: Simplify right side
    2,120,699,087,948.20x = 1,619,258,652,158,970,795,393,024
  5. Step 5: Solve for x
    x = 1,619,258,652,158,970,795,393,024/2,120,699,087,948.20
  6. Step 6: Final answer
    x = 763,549,464,118.28

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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.