Home / 5,218,458,852.94-7,828,913,915.11-1,724,863,952.40

Finding the Fourth Proportional to 5,218,458,852.94, 7,828,913,915.11 and 1,724,863,952.40

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Solution

The fourth proportional to 5,218,458,852.94, 7,828,913,915.11 and 1,724,863,952.40 is: 2,587,701,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,458,852.94 : 7,828,913,915.11 = 1,724,863,952.40 : x
  2. Step 2: Convert to fraction form
    5,218,458,852.94/7,828,913,915.11 = 1,724,863,952.40/x
  3. Step 3: Cross multiply
    5,218,458,852.94x = 7,828,913,915.11 × 1,724,863,952.40
  4. Step 4: Simplify right side
    5,218,458,852.94x = 13,503,811,398,589,440,000
  5. Step 5: Solve for x
    x = 13,503,811,398,589,440,000/5,218,458,852.94
  6. Step 6: Final answer
    x = 2,587,701,039.55

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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.