Finding the Fourth Proportional to 177,494,547.12, 244,951,936.80 and 99,180,001.68
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Solution
The fourth proportional to 177,494,547.12, 244,951,936.80 and 99,180,001.68 is: 136,873,689.35
Step by Step Solution
- Step 1: Write the proportion equation
177,494,547.12 : 244,951,936.80 = 99,180,001.68 : x - Step 2: Convert to fraction form
177,494,547.12/244,951,936.80 = 99,180,001.68/x - Step 3: Cross multiply
177,494,547.12x = 244,951,936.80 × 99,180,001.68 - Step 4: Simplify right side
177,494,547.12x = 24,294,333,503,343,256 - Step 5: Solve for x
x = 24,294,333,503,343,256/177,494,547.12 - Step 6: Final answer
x = 136,873,689.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.