Home / 13,640,472,619.20-20,460,708,928.80-9,232,488,388.80

Finding the Fourth Proportional to 13,640,472,619.20, 20,460,708,928.80 and 9,232,488,388.80

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Solution

The fourth proportional to 13,640,472,619.20, 20,460,708,928.80 and 9,232,488,388.80 is: 13,848,732,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,640,472,619.20 : 20,460,708,928.80 = 9,232,488,388.80 : x
  2. Step 2: Convert to fraction form
    13,640,472,619.20/20,460,708,928.80 = 9,232,488,388.80/x
  3. Step 3: Cross multiply
    13,640,472,619.20x = 20,460,708,928.80 × 9,232,488,388.80
  4. Step 4: Simplify right side
    13,640,472,619.20x = 188,903,257,611,762,466,816
  5. Step 5: Solve for x
    x = 188,903,257,611,762,466,816/13,640,472,619.20
  6. Step 6: Final answer
    x = 13,848,732,583.20

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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.