Home / 20,102,957,534.80-30,154,436,302.20-13,361,841,026.20

Finding the Fourth Proportional to 20,102,957,534.80, 30,154,436,302.20 and 13,361,841,026.20

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Solution

The fourth proportional to 20,102,957,534.80, 30,154,436,302.20 and 13,361,841,026.20 is: 20,042,761,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,102,957,534.80 : 30,154,436,302.20 = 13,361,841,026.20 : x
  2. Step 2: Convert to fraction form
    20,102,957,534.80/30,154,436,302.20 = 13,361,841,026.20/x
  3. Step 3: Cross multiply
    20,102,957,534.80x = 30,154,436,302.20 × 13,361,841,026.20
  4. Step 4: Simplify right side
    20,102,957,534.80x = 402,918,784,104,670,625,792
  5. Step 5: Solve for x
    x = 402,918,784,104,670,625,792/20,102,957,534.80
  6. Step 6: Final answer
    x = 20,042,761,539.30

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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.