Finding the Fourth Proportional to 454,292,901.49, 626,922,964.92 and 253,349,994.09
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Solution
The fourth proportional to 454,292,901.49, 626,922,964.92 and 253,349,994.09 is: 349,622,300.80
Step by Step Solution
- Step 1: Write the proportion equation
454,292,901.49 : 626,922,964.92 = 253,349,994.09 : x - Step 2: Convert to fraction form
454,292,901.49/626,922,964.92 = 253,349,994.09/x - Step 3: Cross multiply
454,292,901.49x = 626,922,964.92 × 253,349,994.09 - Step 4: Simplify right side
454,292,901.49x = 158,830,929,457,656,064 - Step 5: Solve for x
x = 158,830,929,457,656,064/454,292,901.49 - Step 6: Final answer
x = 349,622,300.80
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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.