Home / 7,201,528,433.92-10,802,231,968.32-5,628,958,492.80

Finding the Fourth Proportional to 7,201,528,433.92, 10,802,231,968.32 and 5,628,958,492.80

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Solution

The fourth proportional to 7,201,528,433.92, 10,802,231,968.32 and 5,628,958,492.80 is: 8,443,390,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201,528,433.92 : 10,802,231,968.32 = 5,628,958,492.80 : x
  2. Step 2: Convert to fraction form
    7,201,528,433.92/10,802,231,968.32 = 5,628,958,492.80/x
  3. Step 3: Cross multiply
    7,201,528,433.92x = 10,802,231,968.32 × 5,628,958,492.80
  4. Step 4: Simplify right side
    7,201,528,433.92x = 60,805,315,379,270,524,928
  5. Step 5: Solve for x
    x = 60,805,315,379,270,524,928/7,201,528,433.92
  6. Step 6: Final answer
    x = 8,443,390,307.66

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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.