Home / 511,788,354,843.55-706,290,130,694.20-283,417,596,829.63

Finding the Fourth Proportional to 511,788,354,843.55, 706,290,130,694.20 and 283,417,596,829.63

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Solution

The fourth proportional to 511,788,354,843.55, 706,290,130,694.20 and 283,417,596,829.63 is: 391,128,578,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,788,354,843.55 : 706,290,130,694.20 = 283,417,596,829.63 : x
  2. Step 2: Convert to fraction form
    511,788,354,843.55/706,290,130,694.20 = 283,417,596,829.63/x
  3. Step 3: Cross multiply
    511,788,354,843.55x = 706,290,130,694.20 × 283,417,596,829.63
  4. Step 4: Simplify right side
    511,788,354,843.55x = 200,175,051,505,835,446,370,304
  5. Step 5: Solve for x
    x = 200,175,051,505,835,446,370,304/511,788,354,843.55
  6. Step 6: Final answer
    x = 391,128,578,076.04

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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.