Home / 6,990,021,761.27-9,646,229,661.59-3,774,931,441.67

Finding the Fourth Proportional to 6,990,021,761.27, 9,646,229,661.59 and 3,774,931,441.67

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Solution

The fourth proportional to 6,990,021,761.27, 9,646,229,661.59 and 3,774,931,441.67 is: 5,209,405,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,021,761.27 : 9,646,229,661.59 = 3,774,931,441.67 : x
  2. Step 2: Convert to fraction form
    6,990,021,761.27/9,646,229,661.59 = 3,774,931,441.67/x
  3. Step 3: Cross multiply
    6,990,021,761.27x = 9,646,229,661.59 × 3,774,931,441.67
  4. Step 4: Simplify right side
    6,990,021,761.27x = 36,413,855,643,145,072,640
  5. Step 5: Solve for x
    x = 36,413,855,643,145,072,640/6,990,021,761.27
  6. Step 6: Final answer
    x = 5,209,405,190.26

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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.