Finding the Fourth Proportional to 264,917,603.58, 365,579,840.71 and 145,839,227.98
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Solution
The fourth proportional to 264,917,603.58, 365,579,840.71 and 145,839,227.98 is: 201,254,582.61
Step by Step Solution
- Step 1: Write the proportion equation
264,917,603.58 : 365,579,840.71 = 145,839,227.98 : x - Step 2: Convert to fraction form
264,917,603.58/365,579,840.71 = 145,839,227.98/x - Step 3: Cross multiply
264,917,603.58x = 365,579,840.71 × 145,839,227.98 - Step 4: Simplify right side
264,917,603.58x = 53,315,881,734,197,768 - Step 5: Solve for x
x = 53,315,881,734,197,768/264,917,603.58 - Step 6: Final answer
x = 201,254,582.61
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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.