Home / 181,398,771,811.20-272,098,157,716.80-163,984,513,123.20

Finding the Fourth Proportional to 181,398,771,811.20, 272,098,157,716.80 and 163,984,513,123.20

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Solution

The fourth proportional to 181,398,771,811.20, 272,098,157,716.80 and 163,984,513,123.20 is: 245,976,769,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,398,771,811.20 : 272,098,157,716.80 = 163,984,513,123.20 : x
  2. Step 2: Convert to fraction form
    181,398,771,811.20/272,098,157,716.80 = 163,984,513,123.20/x
  3. Step 3: Cross multiply
    181,398,771,811.20x = 272,098,157,716.80 × 163,984,513,123.20
  4. Step 4: Simplify right side
    181,398,771,811.20x = 44,619,883,914,909,135,667,200
  5. Step 5: Solve for x
    x = 44,619,883,914,909,135,667,200/181,398,771,811.20
  6. Step 6: Final answer
    x = 245,976,769,684.80

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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.