Home / 18,177,001,603.20-27,265,502,404.80-8,381,481,091.20

Finding the Fourth Proportional to 18,177,001,603.20, 27,265,502,404.80 and 8,381,481,091.20

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Solution

The fourth proportional to 18,177,001,603.20, 27,265,502,404.80 and 8,381,481,091.20 is: 12,572,221,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177,001,603.20 : 27,265,502,404.80 = 8,381,481,091.20 : x
  2. Step 2: Convert to fraction form
    18,177,001,603.20/27,265,502,404.80 = 8,381,481,091.20/x
  3. Step 3: Cross multiply
    18,177,001,603.20x = 27,265,502,404.80 × 8,381,481,091.20
  4. Step 4: Simplify right side
    18,177,001,603.20x = 228,525,292,847,899,312,128
  5. Step 5: Solve for x
    x = 228,525,292,847,899,312,128/18,177,001,603.20
  6. Step 6: Final answer
    x = 12,572,221,636.80

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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.