Finding the Fourth Proportional to 344,884,239.99, 475,869,203.24 and 198,178,180.47
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Solution
The fourth proportional to 344,884,239.99, 475,869,203.24 and 198,178,180.47 is: 273,445,063.31
Step by Step Solution
- Step 1: Write the proportion equation
344,884,239.99 : 475,869,203.24 = 198,178,180.47 : x - Step 2: Convert to fraction form
344,884,239.99/475,869,203.24 = 198,178,180.47/x - Step 3: Cross multiply
344,884,239.99x = 475,869,203.24 × 198,178,180.47 - Step 4: Simplify right side
344,884,239.99x = 94,306,892,838,820,944 - Step 5: Solve for x
x = 94,306,892,838,820,944/344,884,239.99 - Step 6: Final answer
x = 273,445,063.31
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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.