Finding the Fourth Proportional to 537,282,102.10, 804,579,460.35 and 429,786,678.10
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Solution
The fourth proportional to 537,282,102.10, 804,579,460.35 and 429,786,678.10 is: 643,605,160.45
Step by Step Solution
- Step 1: Write the proportion equation
537,282,102.10 : 804,579,460.35 = 429,786,678.10 : x - Step 2: Convert to fraction form
537,282,102.10/804,579,460.35 = 429,786,678.10/x - Step 3: Cross multiply
537,282,102.10x = 804,579,460.35 × 429,786,678.10 - Step 4: Simplify right side
537,282,102.10x = 345,797,533,531,317,184 - Step 5: Solve for x
x = 345,797,533,531,317,184/537,282,102.10 - Step 6: Final answer
x = 643,605,160.45
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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.