Finding the Fourth Proportional to 175,681,285.18, 242,440,168.74 and 97,376,603.12
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Solution
The fourth proportional to 175,681,285.18, 242,440,168.74 and 97,376,603.12 is: 134,379,709.64
Step by Step Solution
- Step 1: Write the proportion equation
175,681,285.18 : 242,440,168.74 = 97,376,603.12 : x - Step 2: Convert to fraction form
175,681,285.18/242,440,168.74 = 97,376,603.12/x - Step 3: Cross multiply
175,681,285.18x = 242,440,168.74 × 97,376,603.12 - Step 4: Simplify right side
175,681,285.18x = 23,608,000,091,740,812 - Step 5: Solve for x
x = 23,608,000,091,740,812/175,681,285.18 - Step 6: Final answer
x = 134,379,709.64
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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.