Home / 30,329,315,999.20-45,493,973,998.80-13,799,375,135.20

Finding the Fourth Proportional to 30,329,315,999.20, 45,493,973,998.80 and 13,799,375,135.20

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Solution

The fourth proportional to 30,329,315,999.20, 45,493,973,998.80 and 13,799,375,135.20 is: 20,699,062,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329,315,999.20 : 45,493,973,998.80 = 13,799,375,135.20 : x
  2. Step 2: Convert to fraction form
    30,329,315,999.20/45,493,973,998.80 = 13,799,375,135.20/x
  3. Step 3: Cross multiply
    30,329,315,999.20x = 45,493,973,998.80 × 13,799,375,135.20
  4. Step 4: Simplify right side
    30,329,315,999.20x = 627,788,413,600,476,168,192
  5. Step 5: Solve for x
    x = 627,788,413,600,476,168,192/30,329,315,999.20
  6. Step 6: Final answer
    x = 20,699,062,702.80

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1.5x scale

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.