Finding the Fourth Proportional to 176,634,998.08, 243,759,054.72 and 98,319,402.88
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Solution
The fourth proportional to 176,634,998.08, 243,759,054.72 and 98,319,402.88 is: 135,682,310.79
Step by Step Solution
- Step 1: Write the proportion equation
176,634,998.08 : 243,759,054.72 = 98,319,402.88 : x - Step 2: Convert to fraction form
176,634,998.08/243,759,054.72 = 98,319,402.88/x - Step 3: Cross multiply
176,634,998.08x = 243,759,054.72 × 98,319,402.88 - Step 4: Simplify right side
176,634,998.08x = 23,966,244,706,663,644 - Step 5: Solve for x
x = 23,966,244,706,663,644/176,634,998.08 - Step 6: Final answer
x = 135,682,310.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.