Home / 12,004,957,502.23-16,561,408,856.48-7,245,712,028.47

Finding the Fourth Proportional to 12,004,957,502.23, 16,561,408,856.48 and 7,245,712,028.47

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Solution

The fourth proportional to 12,004,957,502.23, 16,561,408,856.48 and 7,245,712,028.47 is: 9,995,803,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,957,502.23 : 16,561,408,856.48 = 7,245,712,028.47 : x
  2. Step 2: Convert to fraction form
    12,004,957,502.23/16,561,408,856.48 = 7,245,712,028.47/x
  3. Step 3: Cross multiply
    12,004,957,502.23x = 16,561,408,856.48 × 7,245,712,028.47
  4. Step 4: Simplify right side
    12,004,957,502.23x = 119,999,199,359,824,117,760
  5. Step 5: Solve for x
    x = 119,999,199,359,824,117,760/12,004,957,502.23
  6. Step 6: Final answer
    x = 9,995,803,761.70

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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.