Finding the Fourth Proportional to 2,447,930,398.84, 3,378,045,356.94 and 1,334,072,519.80
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Solution
The fourth proportional to 2,447,930,398.84, 3,378,045,356.94 and 1,334,072,519.80 is: 1,840,966,345.88
Step by Step Solution
- Step 1: Write the proportion equation
2,447,930,398.84 : 3,378,045,356.94 = 1,334,072,519.80 : x - Step 2: Convert to fraction form
2,447,930,398.84/3,378,045,356.94 = 1,334,072,519.80/x - Step 3: Cross multiply
2,447,930,398.84x = 3,378,045,356.94 × 1,334,072,519.80 - Step 4: Simplify right side
2,447,930,398.84x = 4,506,557,481,331,636,224 - Step 5: Solve for x
x = 4,506,557,481,331,636,224/2,447,930,398.84 - Step 6: Final answer
x = 1,840,966,345.88
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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.