Finding the Fourth Proportional to 178,678,252.35, 246,581,968.91 and 99,296,659.63
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Solution
The fourth proportional to 178,678,252.35, 246,581,968.91 and 99,296,659.63 is: 137,032,713.92
Step by Step Solution
- Step 1: Write the proportion equation
178,678,252.35 : 246,581,968.91 = 99,296,659.63 : x - Step 2: Convert to fraction form
178,678,252.35/246,581,968.91 = 99,296,659.63/x - Step 3: Cross multiply
178,678,252.35x = 246,581,968.91 × 99,296,659.63 - Step 4: Simplify right side
178,678,252.35x = 24,484,765,837,707,184 - Step 5: Solve for x
x = 24,484,765,837,707,184/178,678,252.35 - Step 6: Final answer
x = 137,032,713.92
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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.