Finding the Fourth Proportional to 6,498,196,518.84, 8,975,923,060.38 and 5,373,708,400.68
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Solution
The fourth proportional to 6,498,196,518.84, 8,975,923,060.38 and 5,373,708,400.68 is: 7,422,673,816.28
Step by Step Solution
- Step 1: Write the proportion equation
6,498,196,518.84 : 8,975,923,060.38 = 5,373,708,400.68 : x - Step 2: Convert to fraction form
6,498,196,518.84/8,975,923,060.38 = 5,373,708,400.68/x - Step 3: Cross multiply
6,498,196,518.84x = 8,975,923,060.38 × 5,373,708,400.68 - Step 4: Simplify right side
6,498,196,518.84x = 48,233,993,153,421,336,576 - Step 5: Solve for x
x = 48,233,993,153,421,336,576/6,498,196,518.84 - Step 6: Final answer
x = 7,422,673,816.28
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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.