Home / 5,269,483,110.18-7,271,897,729.67-2,890,640,257.50

Finding the Fourth Proportional to 5,269,483,110.18, 7,271,897,729.67 and 2,890,640,257.50

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Solution

The fourth proportional to 5,269,483,110.18, 7,271,897,729.67 and 2,890,640,257.50 is: 3,989,089,610.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,483,110.18 : 7,271,897,729.67 = 2,890,640,257.50 : x
  2. Step 2: Convert to fraction form
    5,269,483,110.18/7,271,897,729.67 = 2,890,640,257.50/x
  3. Step 3: Cross multiply
    5,269,483,110.18x = 7,271,897,729.67 × 2,890,640,257.50
  4. Step 4: Simplify right side
    5,269,483,110.18x = 21,020,440,325,806,952,448
  5. Step 5: Solve for x
    x = 21,020,440,325,806,952,448/5,269,483,110.18
  6. Step 6: Final answer
    x = 3,989,089,610.17

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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.