Finding the Fourth Proportional to 4,179,679,398.24, 6,269,531,990.48 and 1,031,894,371.68
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Solution
The fourth proportional to 4,179,679,398.24, 6,269,531,990.48 and 1,031,894,371.68 is: 1,547,844,740.62
Step by Step Solution
- Step 1: Write the proportion equation
4,179,679,398.24 : 6,269,531,990.48 = 1,031,894,371.68 : x - Step 2: Convert to fraction form
4,179,679,398.24/6,269,531,990.48 = 1,031,894,371.68/x - Step 3: Cross multiply
4,179,679,398.24x = 6,269,531,990.48 × 1,031,894,371.68 - Step 4: Simplify right side
4,179,679,398.24x = 6,469,494,774,044,018,688 - Step 5: Solve for x
x = 6,469,494,774,044,018,688/4,179,679,398.24 - Step 6: Final answer
x = 1,547,844,740.62
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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.