Finding the Fourth Proportional to 447,713,044.04, 617,837,720.42 and 249,482,893.84
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Solution
The fourth proportional to 447,713,044.04, 617,837,720.42 and 249,482,893.84 is: 344,282,893.84
Step by Step Solution
- Step 1: Write the proportion equation
447,713,044.04 : 617,837,720.42 = 249,482,893.84 : x - Step 2: Convert to fraction form
447,713,044.04/617,837,720.42 = 249,482,893.84/x - Step 3: Cross multiply
447,713,044.04x = 617,837,720.42 × 249,482,893.84 - Step 4: Simplify right side
447,713,044.04x = 154,139,942,413,890,464 - Step 5: Solve for x
x = 154,139,942,413,890,464/447,713,044.04 - Step 6: Final answer
x = 344,282,893.84
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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.