Finding the Fourth Proportional to 299,636,172, 449,454,259.08 and 84,225,420
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Solution
The fourth proportional to 299,636,172, 449,454,259.08 and 84,225,420 is: 126,338,130.30
Step by Step Solution
- Step 1: Write the proportion equation
299,636,172 : 449,454,259.08 = 84,225,420 : x - Step 2: Convert to fraction form
299,636,172/449,454,259.08 = 84,225,420/x - Step 3: Cross multiply
299,636,172x = 449,454,259.08 × 84,225,420 - Step 4: Simplify right side
299,636,172x = 37,855,473,741,801,816 - Step 5: Solve for x
x = 37,855,473,741,801,816/299,636,172 - Step 6: Final answer
x = 126,338,130.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.