Home / 13,274,064,953.69-18,318,229,334.84-7,558,354,037.70

Finding the Fourth Proportional to 13,274,064,953.69, 18,318,229,334.84 and 7,558,354,037.70

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Solution

The fourth proportional to 13,274,064,953.69, 18,318,229,334.84 and 7,558,354,037.70 is: 10,430,539,788.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274,064,953.69 : 18,318,229,334.84 = 7,558,354,037.70 : x
  2. Step 2: Convert to fraction form
    13,274,064,953.69/18,318,229,334.84 = 7,558,354,037.70/x
  3. Step 3: Cross multiply
    13,274,064,953.69x = 18,318,229,334.84 × 7,558,354,037.70
  4. Step 4: Simplify right side
    13,274,064,953.69x = 138,455,662,656,464,699,392
  5. Step 5: Solve for x
    x = 138,455,662,656,464,699,392/13,274,064,953.69
  6. Step 6: Final answer
    x = 10,430,539,788.64

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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.