Finding the Fourth Proportional to 185,989,224.70, 278,832,671.61 and 64,905,707.26
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Solution
The fourth proportional to 185,989,224.70, 278,832,671.61 and 64,905,707.26 is: 97,305,807.84
Step by Step Solution
- Step 1: Write the proportion equation
185,989,224.70 : 278,832,671.61 = 64,905,707.26 : x - Step 2: Convert to fraction form
185,989,224.70/278,832,671.61 = 64,905,707.26/x - Step 3: Cross multiply
185,989,224.70x = 278,832,671.61 × 64,905,707.26 - Step 4: Simplify right side
185,989,224.70x = 18,097,831,758,042,372 - Step 5: Solve for x
x = 18,097,831,758,042,372/185,989,224.70 - Step 6: Final answer
x = 97,305,807.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.