Finding the Fourth Proportional to 228,017,595.68, 314,655,852.05 and 123,593,424.99
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Solution
The fourth proportional to 228,017,595.68, 314,655,852.05 and 123,593,424.99 is: 170,554,357.14
Step by Step Solution
- Step 1: Write the proportion equation
228,017,595.68 : 314,655,852.05 = 123,593,424.99 : x - Step 2: Convert to fraction form
228,017,595.68/314,655,852.05 = 123,593,424.99/x - Step 3: Cross multiply
228,017,595.68x = 314,655,852.05 × 123,593,424.99 - Step 4: Simplify right side
228,017,595.68x = 38,889,394,448,006,216 - Step 5: Solve for x
x = 38,889,394,448,006,216/228,017,595.68 - Step 6: Final answer
x = 170,554,357.14
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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.