Home / 12,754,604,401.20-19,131,906,601.80-9,655,240,489.20

Finding the Fourth Proportional to 12,754,604,401.20, 19,131,906,601.80 and 9,655,240,489.20

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Solution

The fourth proportional to 12,754,604,401.20, 19,131,906,601.80 and 9,655,240,489.20 is: 14,482,860,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,604,401.20 : 19,131,906,601.80 = 9,655,240,489.20 : x
  2. Step 2: Convert to fraction form
    12,754,604,401.20/19,131,906,601.80 = 9,655,240,489.20/x
  3. Step 3: Cross multiply
    12,754,604,401.20x = 19,131,906,601.80 × 9,655,240,489.20
  4. Step 4: Simplify right side
    12,754,604,401.20x = 184,723,159,257,292,144,640
  5. Step 5: Solve for x
    x = 184,723,159,257,292,144,640/12,754,604,401.20
  6. Step 6: Final answer
    x = 14,482,860,733.80

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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.