Finding the Fourth Proportional to 1,363,088,862.99, 1,881,062,551.13 and 736,557,273.09
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Solution
The fourth proportional to 1,363,088,862.99, 1,881,062,551.13 and 736,557,273.09 is: 1,016,448,993.74
Step by Step Solution
- Step 1: Write the proportion equation
1,363,088,862.99 : 1,881,062,551.13 = 736,557,273.09 : x - Step 2: Convert to fraction form
1,363,088,862.99/1,881,062,551.13 = 736,557,273.09/x - Step 3: Cross multiply
1,363,088,862.99x = 1,881,062,551.13 × 736,557,273.09 - Step 4: Simplify right side
1,363,088,862.99x = 1,385,510,303,168,348,672 - Step 5: Solve for x
x = 1,385,510,303,168,348,672/1,363,088,862.99 - Step 6: Final answer
x = 1,016,448,993.74
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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.