Finding the Fourth Proportional to 181,755,412.84, 272,764,656.78 and 71,107,429.96
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Solution
The fourth proportional to 181,755,412.84, 272,764,656.78 and 71,107,429.96 is: 106,712,605.83
Step by Step Solution
- Step 1: Write the proportion equation
181,755,412.84 : 272,764,656.78 = 71,107,429.96 : x - Step 2: Convert to fraction form
181,755,412.84/272,764,656.78 = 71,107,429.96/x - Step 3: Cross multiply
181,755,412.84x = 272,764,656.78 × 71,107,429.96 - Step 4: Simplify right side
181,755,412.84x = 19,395,593,727,547,284 - Step 5: Solve for x
x = 19,395,593,727,547,284/181,755,412.84 - Step 6: Final answer
x = 106,712,605.83
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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.