Home / 21,840,246,626,450-30,128,113,628,740-13,504,068,570,643

Finding the Fourth Proportional to 21,840,246,626,450, 30,128,113,628,740 and 13,504,068,570,643

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Solution

The fourth proportional to 21,840,246,626,450, 30,128,113,628,740 and 13,504,068,570,643 is: 18,628,549,361,430

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840,246,626,450 : 30,128,113,628,740 = 13,504,068,570,643 : x
  2. Step 2: Convert to fraction form
    21,840,246,626,450/30,128,113,628,740 = 13,504,068,570,643/x
  3. Step 3: Cross multiply
    21,840,246,626,450x = 30,128,113,628,740 × 13,504,068,570,643
  4. Step 4: Simplify right side
    21,840,246,626,450x = 406,852,112,346,628,876,853,575,680
  5. Step 5: Solve for x
    x = 406,852,112,346,628,876,853,575,680/21,840,246,626,450
  6. Step 6: Final answer
    x = 18,628,549,361,430

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.