Finding the Fourth Proportional to 122,804,897.58, 183,913,676.01 and 70,831,945.80
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Solution
The fourth proportional to 122,804,897.58, 183,913,676.01 and 70,831,945.80 is: 106,078,534.23
Step by Step Solution
- Step 1: Write the proportion equation
122,804,897.58 : 183,913,676.01 = 70,831,945.80 : x - Step 2: Convert to fraction form
122,804,897.58/183,913,676.01 = 70,831,945.80/x - Step 3: Cross multiply
122,804,897.58x = 183,913,676.01 × 70,831,945.80 - Step 4: Simplify right side
122,804,897.58x = 13,026,963,531,019,080 - Step 5: Solve for x
x = 13,026,963,531,019,080/122,804,897.58 - Step 6: Final answer
x = 106,078,534.23
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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.