Finding the Fourth Proportional to 264,917,613.08, 365,579,853.81 and 145,839,237.47
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Solution
The fourth proportional to 264,917,613.08, 365,579,853.81 and 145,839,237.47 is: 201,254,595.70
Step by Step Solution
- Step 1: Write the proportion equation
264,917,613.08 : 365,579,853.81 = 145,839,237.47 : x - Step 2: Convert to fraction form
264,917,613.08/365,579,853.81 = 145,839,237.47/x - Step 3: Cross multiply
264,917,613.08x = 365,579,853.81 × 145,839,237.47 - Step 4: Simplify right side
264,917,613.08x = 53,315,887,114,044,472 - Step 5: Solve for x
x = 53,315,887,114,044,472/264,917,613.08 - Step 6: Final answer
x = 201,254,595.70
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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.