Home / 18,399,045,520.19-25,411,627,022.79-12,367,078,650.47

Finding the Fourth Proportional to 18,399,045,520.19, 25,411,627,022.79 and 12,367,078,650.47

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Solution

The fourth proportional to 18,399,045,520.19, 25,411,627,022.79 and 12,367,078,650.47 is: 17,080,646,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,399,045,520.19 : 25,411,627,022.79 = 12,367,078,650.47 : x
  2. Step 2: Convert to fraction form
    18,399,045,520.19/25,411,627,022.79 = 12,367,078,650.47/x
  3. Step 3: Cross multiply
    18,399,045,520.19x = 25,411,627,022.79 × 12,367,078,650.47
  4. Step 4: Simplify right side
    18,399,045,520.19x = 314,267,590,027,125,719,040
  5. Step 5: Solve for x
    x = 314,267,590,027,125,719,040/18,399,045,520.19
  6. Step 6: Final answer
    x = 17,080,646,367.35

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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.