Finding the Fourth Proportional to 299,125,764.62, 412,862,429.96 and 175,406,299.82
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Solution
The fourth proportional to 299,125,764.62, 412,862,429.96 and 175,406,299.82 is: 242,101,081.68
Step by Step Solution
- Step 1: Write the proportion equation
299,125,764.62 : 412,862,429.96 = 175,406,299.82 : x - Step 2: Convert to fraction form
299,125,764.62/412,862,429.96 = 175,406,299.82/x - Step 3: Cross multiply
299,125,764.62x = 412,862,429.96 × 175,406,299.82 - Step 4: Simplify right side
299,125,764.62x = 72,418,671,172,572,560 - Step 5: Solve for x
x = 72,418,671,172,572,560/299,125,764.62 - Step 6: Final answer
x = 242,101,081.68
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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.