Home / 20,160,859,649.80-30,241,289,474.70-13,957,029,992.20

Finding the Fourth Proportional to 20,160,859,649.80, 30,241,289,474.70 and 13,957,029,992.20

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Solution

The fourth proportional to 20,160,859,649.80, 30,241,289,474.70 and 13,957,029,992.20 is: 20,935,544,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,859,649.80 : 30,241,289,474.70 = 13,957,029,992.20 : x
  2. Step 2: Convert to fraction form
    20,160,859,649.80/30,241,289,474.70 = 13,957,029,992.20/x
  3. Step 3: Cross multiply
    20,160,859,649.80x = 30,241,289,474.70 × 13,957,029,992.20
  4. Step 4: Simplify right side
    20,160,859,649.80x = 422,078,584,201,190,113,280
  5. Step 5: Solve for x
    x = 422,078,584,201,190,113,280/20,160,859,649.80
  6. Step 6: Final answer
    x = 20,935,544,988.30

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1.5x scale

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.