Finding the Fourth Proportional to 8,199,732,598.68, 11,315,571,841.62 and 4,440,455,958.36
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Solution
The fourth proportional to 8,199,732,598.68, 11,315,571,841.62 and 4,440,455,958.36 is: 6,127,797,193.59
Step by Step Solution
- Step 1: Write the proportion equation
8,199,732,598.68 : 11,315,571,841.62 = 4,440,455,958.36 : x - Step 2: Convert to fraction form
8,199,732,598.68/11,315,571,841.62 = 4,440,455,958.36/x - Step 3: Cross multiply
8,199,732,598.68x = 11,315,571,841.62 × 4,440,455,958.36 - Step 4: Simplify right side
8,199,732,598.68x = 50,246,298,406,372,163,584 - Step 5: Solve for x
x = 50,246,298,406,372,163,584/8,199,732,598.68 - Step 6: Final answer
x = 6,127,797,193.59
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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.