Finding the Fourth Proportional to 663,896,444.17, 916,158,828.63 and 366,533,282.74
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Solution
The fourth proportional to 663,896,444.17, 916,158,828.63 and 366,533,282.74 is: 505,805,846.56
Step by Step Solution
- Step 1: Write the proportion equation
663,896,444.17 : 916,158,828.63 = 366,533,282.74 : x - Step 2: Convert to fraction form
663,896,444.17/916,158,828.63 = 366,533,282.74/x - Step 3: Cross multiply
663,896,444.17x = 916,158,828.63 × 366,533,282.74 - Step 4: Simplify right side
663,896,444.17x = 335,802,702,968,987,008 - Step 5: Solve for x
x = 335,802,702,968,987,008/663,896,444.17 - Step 6: Final answer
x = 505,805,846.56
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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.