Finding the Fourth Proportional to 552,340,744.08, 762,248,035.17 and 314,179,777.62
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Solution
The fourth proportional to 552,340,744.08, 762,248,035.17 and 314,179,777.62 is: 433,578,222.77
Step by Step Solution
- Step 1: Write the proportion equation
552,340,744.08 : 762,248,035.17 = 314,179,777.62 : x - Step 2: Convert to fraction form
552,340,744.08/762,248,035.17 = 314,179,777.62/x - Step 3: Cross multiply
552,340,744.08x = 762,248,035.17 × 314,179,777.62 - Step 4: Simplify right side
552,340,744.08x = 239,482,918,180,992,544 - Step 5: Solve for x
x = 239,482,918,180,992,544/552,340,744.08 - Step 6: Final answer
x = 433,578,222.77
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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.