Finding the Fourth Proportional to 325,166,360.48, 448,730,070.18 and 176,487,535.84
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Solution
The fourth proportional to 325,166,360.48, 448,730,070.18 and 176,487,535.84 is: 243,553,066.89
Step by Step Solution
- Step 1: Write the proportion equation
325,166,360.48 : 448,730,070.18 = 176,487,535.84 : x - Step 2: Convert to fraction form
325,166,360.48/448,730,070.18 = 176,487,535.84/x - Step 3: Cross multiply
325,166,360.48x = 448,730,070.18 × 176,487,535.84 - Step 4: Simplify right side
325,166,360.48x = 79,195,264,343,378,464 - Step 5: Solve for x
x = 79,195,264,343,378,464/325,166,360.48 - Step 6: Final answer
x = 243,553,066.89
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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.