Home / 40,139,425,556.68-60,196,248,331.99-13,241,947,069.84

Finding the Fourth Proportional to 40,139,425,556.68, 60,196,248,331.99 and 13,241,947,069.84

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Solution

The fourth proportional to 40,139,425,556.68, 60,196,248,331.99 and 13,241,947,069.84 is: 19,858,668,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,139,425,556.68 : 60,196,248,331.99 = 13,241,947,069.84 : x
  2. Step 2: Convert to fraction form
    40,139,425,556.68/60,196,248,331.99 = 13,241,947,069.84/x
  3. Step 3: Cross multiply
    40,139,425,556.68x = 60,196,248,331.99 × 13,241,947,069.84
  4. Step 4: Simplify right side
    40,139,425,556.68x = 797,115,534,215,330,529,280
  5. Step 5: Solve for x
    x = 797,115,534,215,330,529,280/40,139,425,556.68
  6. Step 6: Final answer
    x = 19,858,668,208.64

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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.