Home / 345,694,767,294.44-477,064,426,839.72-189,262,349,518.88

Finding the Fourth Proportional to 345,694,767,294.44, 477,064,426,839.72 and 189,262,349,518.88

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Solution

The fourth proportional to 345,694,767,294.44, 477,064,426,839.72 and 189,262,349,518.88 is: 261,185,134,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,694,767,294.44 : 477,064,426,839.72 = 189,262,349,518.88 : x
  2. Step 2: Convert to fraction form
    345,694,767,294.44/477,064,426,839.72 = 189,262,349,518.88/x
  3. Step 3: Cross multiply
    345,694,767,294.44x = 477,064,426,839.72 × 189,262,349,518.88
  4. Step 4: Simplify right side
    345,694,767,294.44x = 90,290,334,295,563,232,608,256
  5. Step 5: Solve for x
    x = 90,290,334,295,563,232,608,256/345,694,767,294.44
  6. Step 6: Final answer
    x = 261,185,134,511.05

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1.5x scale

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.