Finding the Fourth Proportional to 554,413,182, 764,967,875.70 and 328,239,860.04
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Solution
The fourth proportional to 554,413,182, 764,967,875.70 and 328,239,860.04 is: 452,898,590.09
Step by Step Solution
- Step 1: Write the proportion equation
554,413,182 : 764,967,875.70 = 328,239,860.04 : x - Step 2: Convert to fraction form
554,413,182/764,967,875.70 = 328,239,860.04/x - Step 3: Cross multiply
554,413,182x = 764,967,875.70 × 328,239,860.04 - Step 4: Simplify right side
554,413,182x = 251,092,948,454,864,160 - Step 5: Solve for x
x = 251,092,948,454,864,160/554,413,182 - Step 6: Final answer
x = 452,898,590.09
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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.