Home / 306,218,223,008.40-459,327,334,512.60-82,627,814,571.60

Finding the Fourth Proportional to 306,218,223,008.40, 459,327,334,512.60 and 82,627,814,571.60

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Solution

The fourth proportional to 306,218,223,008.40, 459,327,334,512.60 and 82,627,814,571.60 is: 123,941,721,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,218,223,008.40 : 459,327,334,512.60 = 82,627,814,571.60 : x
  2. Step 2: Convert to fraction form
    306,218,223,008.40/459,327,334,512.60 = 82,627,814,571.60/x
  3. Step 3: Cross multiply
    306,218,223,008.40x = 459,327,334,512.60 × 82,627,814,571.60
  4. Step 4: Simplify right side
    306,218,223,008.40x = 37,953,213,823,774,399,397,888
  5. Step 5: Solve for x
    x = 37,953,213,823,774,399,397,888/306,218,223,008.40
  6. Step 6: Final answer
    x = 123,941,721,857.40

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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.