Home / 56,650,108,869.11-78,212,431,622.18-36,061,915,365.88

Finding the Fourth Proportional to 56,650,108,869.11, 78,212,431,622.18 and 36,061,915,365.88

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Solution

The fourth proportional to 56,650,108,869.11, 78,212,431,622.18 and 36,061,915,365.88 is: 49,787,902,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,650,108,869.11 : 78,212,431,622.18 = 36,061,915,365.88 : x
  2. Step 2: Convert to fraction form
    56,650,108,869.11/78,212,431,622.18 = 36,061,915,365.88/x
  3. Step 3: Cross multiply
    56,650,108,869.11x = 78,212,431,622.18 × 36,061,915,365.88
  4. Step 4: Simplify right side
    56,650,108,869.11x = 2,820,490,089,718,581,035,008
  5. Step 5: Solve for x
    x = 2,820,490,089,718,581,035,008/56,650,108,869.11
  6. Step 6: Final answer
    x = 49,787,902,371.65

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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.