Home / 12,885,377,319.72-19,330,847,956.14-3,922,267,473.66

Finding the Fourth Proportional to 12,885,377,319.72, 19,330,847,956.14 and 3,922,267,473.66

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Solution

The fourth proportional to 12,885,377,319.72, 19,330,847,956.14 and 3,922,267,473.66 is: 5,884,248,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885,377,319.72 : 19,330,847,956.14 = 3,922,267,473.66 : x
  2. Step 2: Convert to fraction form
    12,885,377,319.72/19,330,847,956.14 = 3,922,267,473.66/x
  3. Step 3: Cross multiply
    12,885,377,319.72x = 19,330,847,956.14 × 3,922,267,473.66
  4. Step 4: Simplify right side
    12,885,377,319.72x = 75,820,756,176,634,806,272
  5. Step 5: Solve for x
    x = 75,820,756,176,634,806,272/12,885,377,319.72
  6. Step 6: Final answer
    x = 5,884,248,035.22

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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.