Finding the Fourth Proportional to 197,701,522.86, 272,828,097.48 and 109,595,297.28
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Solution
The fourth proportional to 197,701,522.86, 272,828,097.48 and 109,595,297.28 is: 151,241,507.99
Step by Step Solution
- Step 1: Write the proportion equation
197,701,522.86 : 272,828,097.48 = 109,595,297.28 : x - Step 2: Convert to fraction form
197,701,522.86/272,828,097.48 = 109,595,297.28/x - Step 3: Cross multiply
197,701,522.86x = 272,828,097.48 × 109,595,297.28 - Step 4: Simplify right side
197,701,522.86x = 29,900,676,449,657,420 - Step 5: Solve for x
x = 29,900,676,449,657,420/197,701,522.86 - Step 6: Final answer
x = 151,241,507.99
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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.