Home / 67,970,465,620.31-101,938,308,017.44-20,152,293,467.34

Finding the Fourth Proportional to 67,970,465,620.31, 101,938,308,017.44 and 20,152,293,467.34

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Solution

The fourth proportional to 67,970,465,620.31, 101,938,308,017.44 and 20,152,293,467.34 is: 30,223,284,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,970,465,620.31 : 101,938,308,017.44 = 20,152,293,467.34 : x
  2. Step 2: Convert to fraction form
    67,970,465,620.31/101,938,308,017.44 = 20,152,293,467.34/x
  3. Step 3: Cross multiply
    67,970,465,620.31x = 101,938,308,017.44 × 20,152,293,467.34
  4. Step 4: Simplify right side
    67,970,465,620.31x = 2,054,290,698,731,548,835,840
  5. Step 5: Solve for x
    x = 2,054,290,698,731,548,835,840/67,970,465,620.31
  6. Step 6: Final answer
    x = 30,223,284,186.51

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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.