Finding the Fourth Proportional to 749,817,871.70, 1,124,509,605.24 and 225,165,800.84
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Solution
The fourth proportional to 749,817,871.70, 1,124,509,605.24 and 225,165,800.84 is: 337,683,476.71
Step by Step Solution
- Step 1: Write the proportion equation
749,817,871.70 : 1,124,509,605.24 = 225,165,800.84 : x - Step 2: Convert to fraction form
749,817,871.70/1,124,509,605.24 = 225,165,800.84/x - Step 3: Cross multiply
749,817,871.70x = 1,124,509,605.24 × 225,165,800.84 - Step 4: Simplify right side
749,817,871.70x = 253,201,105,816,136,864 - Step 5: Solve for x
x = 253,201,105,816,136,864/749,817,871.70 - Step 6: Final answer
x = 337,683,476.71
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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.