Home / 779,154,750,780.09-1,075,233,532,777.60-431,924,149,805.64

Finding the Fourth Proportional to 779,154,750,780.09, 1,075,233,532,777.60 and 431,924,149,805.64

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Solution

The fourth proportional to 779,154,750,780.09, 1,075,233,532,777.60 and 431,924,149,805.64 is: 596,055,313,816.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,154,750,780.09 : 1,075,233,532,777.60 = 431,924,149,805.64 : x
  2. Step 2: Convert to fraction form
    779,154,750,780.09/1,075,233,532,777.60 = 431,924,149,805.64/x
  3. Step 3: Cross multiply
    779,154,750,780.09x = 1,075,233,532,777.60 × 431,924,149,805.64
  4. Step 4: Simplify right side
    779,154,750,780.09x = 464,419,329,487,479,630,725,120
  5. Step 5: Solve for x
    x = 464,419,329,487,479,630,725,120/779,154,750,780.09
  6. Step 6: Final answer
    x = 596,055,313,816.03

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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.