Home / 113,325,286.60-169,987,929.90-99,932,973.40

Finding the Fourth Proportional to 113,325,286.60, 169,987,929.90 and 99,932,973.40

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Solution

The fourth proportional to 113,325,286.60, 169,987,929.90 and 99,932,973.40 is: 149,899,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,325,286.60 : 169,987,929.90 = 99,932,973.40 : x
  2. Step 2: Convert to fraction form
    113,325,286.60/169,987,929.90 = 99,932,973.40/x
  3. Step 3: Cross multiply
    113,325,286.60x = 169,987,929.90 × 99,932,973.40
  4. Step 4: Simplify right side
    113,325,286.60x = 16,987,399,277,017,766
  5. Step 5: Solve for x
    x = 16,987,399,277,017,766/113,325,286.60
  6. Step 6: Final answer
    x = 149,899,460.10

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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.