Finding the Fourth Proportional to 8,818,029,908.27, 13,228,960,181.29 and 3,221,958,005.09
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Solution
The fourth proportional to 8,818,029,908.27, 13,228,960,181.29 and 3,221,958,005.09 is: 4,833,636,832.55
Step by Step Solution
- Step 1: Write the proportion equation
8,818,029,908.27 : 13,228,960,181.29 = 3,221,958,005.09 : x - Step 2: Convert to fraction form
8,818,029,908.27/13,228,960,181.29 = 3,221,958,005.09/x - Step 3: Cross multiply
8,818,029,908.27x = 13,228,960,181.29 × 3,221,958,005.09 - Step 4: Simplify right side
8,818,029,908.27x = 42,623,154,155,124,178,944 - Step 5: Solve for x
x = 42,623,154,155,124,178,944/8,818,029,908.27 - Step 6: Final answer
x = 4,833,636,832.55
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1.5x scale
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.