Home / 485,097,984,273.80-727,646,976,410.70-170,924,691,729.80

Finding the Fourth Proportional to 485,097,984,273.80, 727,646,976,410.70 and 170,924,691,729.80

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Solution

The fourth proportional to 485,097,984,273.80, 727,646,976,410.70 and 170,924,691,729.80 is: 256,387,037,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,097,984,273.80 : 727,646,976,410.70 = 170,924,691,729.80 : x
  2. Step 2: Convert to fraction form
    485,097,984,273.80/727,646,976,410.70 = 170,924,691,729.80/x
  3. Step 3: Cross multiply
    485,097,984,273.80x = 727,646,976,410.70 × 170,924,691,729.80
  4. Step 4: Simplify right side
    485,097,984,273.80x = 124,372,835,131,119,928,082,432
  5. Step 5: Solve for x
    x = 124,372,835,131,119,928,082,432/485,097,984,273.80
  6. Step 6: Final answer
    x = 256,387,037,594.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.