Finding the Fourth Proportional to 344,884,240.99, 475,869,204.61 and 198,178,181.47
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Solution
The fourth proportional to 344,884,240.99, 475,869,204.61 and 198,178,181.47 is: 273,445,064.69
Step by Step Solution
- Step 1: Write the proportion equation
344,884,240.99 : 475,869,204.61 = 198,178,181.47 : x - Step 2: Convert to fraction form
344,884,240.99/475,869,204.61 = 198,178,181.47/x - Step 3: Cross multiply
344,884,240.99x = 475,869,204.61 × 198,178,181.47 - Step 4: Simplify right side
344,884,240.99x = 94,306,893,587,185,136 - Step 5: Solve for x
x = 94,306,893,587,185,136/344,884,240.99 - Step 6: Final answer
x = 273,445,064.69
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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.