Home / 14,618,371,408.40-20,173,296,346.44-7,935,309,514.64

Finding the Fourth Proportional to 14,618,371,408.40, 20,173,296,346.44 and 7,935,309,514.64

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Solution

The fourth proportional to 14,618,371,408.40, 20,173,296,346.44 and 7,935,309,514.64 is: 10,950,696,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,371,408.40 : 20,173,296,346.44 = 7,935,309,514.64 : x
  2. Step 2: Convert to fraction form
    14,618,371,408.40/20,173,296,346.44 = 7,935,309,514.64/x
  3. Step 3: Cross multiply
    14,618,371,408.40x = 20,173,296,346.44 × 7,935,309,514.64
  4. Step 4: Simplify right side
    14,618,371,408.40x = 160,081,350,439,557,693,440
  5. Step 5: Solve for x
    x = 160,081,350,439,557,693,440/14,618,371,408.40
  6. Step 6: Final answer
    x = 10,950,696,624.63

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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.