Home / 12,004,957,497.43-16,561,408,849.90-7,245,712,023.67

Finding the Fourth Proportional to 12,004,957,497.43, 16,561,408,849.90 and 7,245,712,023.67

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Solution

The fourth proportional to 12,004,957,497.43, 16,561,408,849.90 and 7,245,712,023.67 is: 9,995,803,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,957,497.43 : 16,561,408,849.90 = 7,245,712,023.67 : x
  2. Step 2: Convert to fraction form
    12,004,957,497.43/16,561,408,849.90 = 7,245,712,023.67/x
  3. Step 3: Cross multiply
    12,004,957,497.43x = 16,561,408,849.90 × 7,245,712,023.67
  4. Step 4: Simplify right side
    12,004,957,497.43x = 119,999,199,232,634,961,920
  5. Step 5: Solve for x
    x = 119,999,199,232,634,961,920/12,004,957,497.43
  6. Step 6: Final answer
    x = 9,995,803,755.10

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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.