Home / 511,788,354,882.03-706,290,130,747.56-283,417,596,867.97

Finding the Fourth Proportional to 511,788,354,882.03, 706,290,130,747.56 and 283,417,596,867.97

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Solution

The fourth proportional to 511,788,354,882.03, 706,290,130,747.56 and 283,417,596,867.97 is: 391,128,578,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,788,354,882.03 : 706,290,130,747.56 = 283,417,596,867.97 : x
  2. Step 2: Convert to fraction form
    511,788,354,882.03/706,290,130,747.56 = 283,417,596,867.97/x
  3. Step 3: Cross multiply
    511,788,354,882.03x = 706,290,130,747.56 × 283,417,596,867.97
  4. Step 4: Simplify right side
    511,788,354,882.03x = 200,175,051,548,037,795,020,800
  5. Step 5: Solve for x
    x = 200,175,051,548,037,795,020,800/511,788,354,882.03
  6. Step 6: Final answer
    x = 391,128,578,129.10

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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.