Finding the Fourth Proportional to 147,159,905,781.80, 203,118,455,130 and 95,846,334,419
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Solution
The fourth proportional to 147,159,905,781.80, 203,118,455,130 and 95,846,334,419 is: 132,292,551,246.44
Step by Step Solution
- Step 1: Write the proportion equation
147,159,905,781.80 : 203,118,455,130 = 95,846,334,419 : x - Step 2: Convert to fraction form
147,159,905,781.80/203,118,455,130 = 95,846,334,419/x - Step 3: Cross multiply
147,159,905,781.80x = 203,118,455,130 × 95,846,334,419 - Step 4: Simplify right side
147,159,905,781.80x = 19,468,159,377,060,627,742,720 - Step 5: Solve for x
x = 19,468,159,377,060,627,742,720/147,159,905,781.80 - Step 6: Final answer
x = 132,292,551,246.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.