Home / 306,218,223,016.40-459,327,334,524.60-82,627,814,579.60

Finding the Fourth Proportional to 306,218,223,016.40, 459,327,334,524.60 and 82,627,814,579.60

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Solution

The fourth proportional to 306,218,223,016.40, 459,327,334,524.60 and 82,627,814,579.60 is: 123,941,721,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,218,223,016.40 : 459,327,334,524.60 = 82,627,814,579.60 : x
  2. Step 2: Convert to fraction form
    306,218,223,016.40/459,327,334,524.60 = 82,627,814,579.60/x
  3. Step 3: Cross multiply
    306,218,223,016.40x = 459,327,334,524.60 × 82,627,814,579.60
  4. Step 4: Simplify right side
    306,218,223,016.40x = 37,953,213,828,440,554,209,280
  5. Step 5: Solve for x
    x = 37,953,213,828,440,554,209,280/306,218,223,016.40
  6. Step 6: Final answer
    x = 123,941,721,869.40

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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.