Home / 8,085,301,813.20-12,127,952,719.80-5,718,051,022.80

Finding the Fourth Proportional to 8,085,301,813.20, 12,127,952,719.80 and 5,718,051,022.80

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Solution

The fourth proportional to 8,085,301,813.20, 12,127,952,719.80 and 5,718,051,022.80 is: 8,577,076,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,301,813.20 : 12,127,952,719.80 = 5,718,051,022.80 : x
  2. Step 2: Convert to fraction form
    8,085,301,813.20/12,127,952,719.80 = 5,718,051,022.80/x
  3. Step 3: Cross multiply
    8,085,301,813.20x = 12,127,952,719.80 × 5,718,051,022.80
  4. Step 4: Simplify right side
    8,085,301,813.20x = 69,348,252,453,922,430,976
  5. Step 5: Solve for x
    x = 69,348,252,453,922,430,976/8,085,301,813.20
  6. Step 6: Final answer
    x = 8,577,076,534.20

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Double scale
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1.5x scale

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.