Finding the Fourth Proportional to 1,598,032,265.81, 2,205,195,571.79 and 883,526,510.80
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Solution
The fourth proportional to 1,598,032,265.81, 2,205,195,571.79 and 883,526,510.80 is: 1,219,217,403.10
Step by Step Solution
- Step 1: Write the proportion equation
1,598,032,265.81 : 2,205,195,571.79 = 883,526,510.80 : x - Step 2: Convert to fraction form
1,598,032,265.81/2,205,195,571.79 = 883,526,510.80/x - Step 3: Cross multiply
1,598,032,265.81x = 2,205,195,571.79 × 883,526,510.80 - Step 4: Simplify right side
1,598,032,265.81x = 1,948,348,749,176,925,696 - Step 5: Solve for x
x = 1,948,348,749,176,925,696/1,598,032,265.81 - Step 6: Final answer
x = 1,219,217,403.10
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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.