Finding the Fourth Proportional to 299,125,764.48, 412,862,429.77 and 175,406,299.68
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Solution
The fourth proportional to 299,125,764.48, 412,862,429.77 and 175,406,299.68 is: 242,101,081.49
Step by Step Solution
- Step 1: Write the proportion equation
299,125,764.48 : 412,862,429.77 = 175,406,299.68 : x - Step 2: Convert to fraction form
299,125,764.48/412,862,429.77 = 175,406,299.68/x - Step 3: Cross multiply
299,125,764.48x = 412,862,429.77 × 175,406,299.68 - Step 4: Simplify right side
299,125,764.48x = 72,418,671,080,474,720 - Step 5: Solve for x
x = 72,418,671,080,474,720/299,125,764.48 - Step 6: Final answer
x = 242,101,081.49
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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.