Finding the Fourth Proportional to 122,198,235.10, 183,509,929.05 and 64,802,607.10
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Solution
The fourth proportional to 122,198,235.10, 183,509,929.05 and 64,802,607.10 is: 97,316,641.45
Step by Step Solution
- Step 1: Write the proportion equation
122,198,235.10 : 183,509,929.05 = 64,802,607.10 : x - Step 2: Convert to fraction form
122,198,235.10/183,509,929.05 = 64,802,607.10/x - Step 3: Cross multiply
122,198,235.10x = 183,509,929.05 × 64,802,607.10 - Step 4: Simplify right side
122,198,235.10x = 11,891,921,831,176,028 - Step 5: Solve for x
x = 11,891,921,831,176,028/122,198,235.10 - Step 6: Final answer
x = 97,316,641.45
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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.