Finding the Fourth Proportional to 347,254,848.44, 520,201,228.10 and 201,381,946.01
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Solution
The fourth proportional to 347,254,848.44, 520,201,228.10 and 201,381,946.01 is: 301,677,963.89
Step by Step Solution
- Step 1: Write the proportion equation
347,254,848.44 : 520,201,228.10 = 201,381,946.01 : x - Step 2: Convert to fraction form
347,254,848.44/520,201,228.10 = 201,381,946.01/x - Step 3: Cross multiply
347,254,848.44x = 520,201,228.10 × 201,381,946.01 - Step 4: Simplify right side
347,254,848.44x = 104,759,135,627,961,984 - Step 5: Solve for x
x = 104,759,135,627,961,984/347,254,848.44 - Step 6: Final answer
x = 301,677,963.89
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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.