Finding the Fourth Proportional to 1,608,085,142.19, 2,411,585,426.79 and 611,869,677.03
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Solution
The fourth proportional to 1,608,085,142.19, 2,411,585,426.79 and 611,869,677.03 is: 917,598,177.80
Step by Step Solution
- Step 1: Write the proportion equation
1,608,085,142.19 : 2,411,585,426.79 = 611,869,677.03 : x - Step 2: Convert to fraction form
1,608,085,142.19/2,411,585,426.79 = 611,869,677.03/x - Step 3: Cross multiply
1,608,085,142.19x = 2,411,585,426.79 × 611,869,677.03 - Step 4: Simplify right side
1,608,085,142.19x = 1,475,575,996,220,251,904 - Step 5: Solve for x
x = 1,475,575,996,220,251,904/1,608,085,142.19 - Step 6: Final answer
x = 917,598,177.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.