Finding the Fourth Proportional to 432,439,315,649.08, 648,204,904,942.65 and 145,497,753,623.42
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Solution
The fourth proportional to 432,439,315,649.08, 648,204,904,942.65 and 145,497,753,623.42 is: 218,093,855,354.66
Step by Step Solution
- Step 1: Write the proportion equation
432,439,315,649.08 : 648,204,904,942.65 = 145,497,753,623.42 : x - Step 2: Convert to fraction form
432,439,315,649.08/648,204,904,942.65 = 145,497,753,623.42/x - Step 3: Cross multiply
432,439,315,649.08x = 648,204,904,942.65 × 145,497,753,623.42 - Step 4: Simplify right side
432,439,315,649.08x = 94,312,357,556,838,090,145,792 - Step 5: Solve for x
x = 94,312,357,556,838,090,145,792/432,439,315,649.08 - Step 6: Final answer
x = 218,093,855,354.66
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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.