Home / 14,702,021,017.68-20,290,504,267.68-8,359,339,211.28

Finding the Fourth Proportional to 14,702,021,017.68, 20,290,504,267.68 and 8,359,339,211.28

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Solution

The fourth proportional to 14,702,021,017.68, 20,290,504,267.68 and 8,359,339,211.28 is: 11,536,863,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,702,021,017.68 : 20,290,504,267.68 = 8,359,339,211.28 : x
  2. Step 2: Convert to fraction form
    14,702,021,017.68/20,290,504,267.68 = 8,359,339,211.28/x
  3. Step 3: Cross multiply
    14,702,021,017.68x = 20,290,504,267.68 × 8,359,339,211.28
  4. Step 4: Simplify right side
    14,702,021,017.68x = 169,615,207,941,461,606,400
  5. Step 5: Solve for x
    x = 169,615,207,941,461,606,400/14,702,021,017.68
  6. Step 6: Final answer
    x = 11,536,863,383.44

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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.