Home / 12,885,377,316.71-19,330,847,951.65-3,922,267,470.66

Finding the Fourth Proportional to 12,885,377,316.71, 19,330,847,951.65 and 3,922,267,470.66

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Solution

The fourth proportional to 12,885,377,316.71, 19,330,847,951.65 and 3,922,267,470.66 is: 5,884,248,030.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885,377,316.71 : 19,330,847,951.65 = 3,922,267,470.66 : x
  2. Step 2: Convert to fraction form
    12,885,377,316.71/19,330,847,951.65 = 3,922,267,470.66/x
  3. Step 3: Cross multiply
    12,885,377,316.71x = 19,330,847,951.65 × 3,922,267,470.66
  4. Step 4: Simplify right side
    12,885,377,316.71x = 75,820,756,101,019,516,928
  5. Step 5: Solve for x
    x = 75,820,756,101,019,516,928/12,885,377,316.71
  6. Step 6: Final answer
    x = 5,884,248,030.73

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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.