Finding the Fourth Proportional to 140,293,985.57, 193,563,178.16 and 97,906,417.49
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Solution
The fourth proportional to 140,293,985.57, 193,563,178.16 and 97,906,417.49 is: 135,081,181.52
Step by Step Solution
- Step 1: Write the proportion equation
140,293,985.57 : 193,563,178.16 = 97,906,417.49 : x - Step 2: Convert to fraction form
140,293,985.57/193,563,178.16 = 97,906,417.49/x - Step 3: Cross multiply
140,293,985.57x = 193,563,178.16 × 97,906,417.49 - Step 4: Simplify right side
140,293,985.57x = 18,951,077,330,166,864 - Step 5: Solve for x
x = 18,951,077,330,166,864/140,293,985.57 - Step 6: Final answer
x = 135,081,181.52
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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.