Finding the Fourth Proportional to 116,905,848.24, 161,330,384.64 and 64,698,484.08
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Solution
The fourth proportional to 116,905,848.24, 161,330,384.64 and 64,698,484.08 is: 89,284,081.84
Step by Step Solution
- Step 1: Write the proportion equation
116,905,848.24 : 161,330,384.64 = 64,698,484.08 : x - Step 2: Convert to fraction form
116,905,848.24/161,330,384.64 = 64,698,484.08/x - Step 3: Cross multiply
116,905,848.24x = 161,330,384.64 × 64,698,484.08 - Step 4: Simplify right side
116,905,848.24x = 10,437,831,322,251,316 - Step 5: Solve for x
x = 10,437,831,322,251,316/116,905,848.24 - Step 6: Final answer
x = 89,284,081.84
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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.