Home / 20,884,480,142.80-31,326,720,214.20-7,098,192,014.80

Finding the Fourth Proportional to 20,884,480,142.80, 31,326,720,214.20 and 7,098,192,014.80

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Solution

The fourth proportional to 20,884,480,142.80, 31,326,720,214.20 and 7,098,192,014.80 is: 10,647,288,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884,480,142.80 : 31,326,720,214.20 = 7,098,192,014.80 : x
  2. Step 2: Convert to fraction form
    20,884,480,142.80/31,326,720,214.20 = 7,098,192,014.80/x
  3. Step 3: Cross multiply
    20,884,480,142.80x = 31,326,720,214.20 × 7,098,192,014.80
  4. Step 4: Simplify right side
    20,884,480,142.80x = 222,363,075,274,308,190,208
  5. Step 5: Solve for x
    x = 222,363,075,274,308,190,208/20,884,480,142.80
  6. Step 6: Final answer
    x = 10,647,288,022.20

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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.