Home / 20,248,889,396.55-27,943,457,648.12-12,110,692,667.29

Finding the Fourth Proportional to 20,248,889,396.55, 27,943,457,648.12 and 12,110,692,667.29

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Solution

The fourth proportional to 20,248,889,396.55, 27,943,457,648.12 and 12,110,692,667.29 is: 16,712,750,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,248,889,396.55 : 27,943,457,648.12 = 12,110,692,667.29 : x
  2. Step 2: Convert to fraction form
    20,248,889,396.55/27,943,457,648.12 = 12,110,692,667.29/x
  3. Step 3: Cross multiply
    20,248,889,396.55x = 27,943,457,648.12 × 12,110,692,667.29
  4. Step 4: Simplify right side
    20,248,889,396.55x = 338,414,627,637,707,538,432
  5. Step 5: Solve for x
    x = 338,414,627,637,707,538,432/20,248,889,396.55
  6. Step 6: Final answer
    x = 16,712,750,067.93

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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.