Finding the Fourth Proportional to 1,928,256,133,232.40, 2,660,993,898,208.70 and 1,061,160,911,398
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Solution
The fourth proportional to 1,928,256,133,232.40, 2,660,993,898,208.70 and 1,061,160,911,398 is: 1,464,402,296,760.30
Step by Step Solution
- Step 1: Write the proportion equation
1,928,256,133,232.40 : 2,660,993,898,208.70 = 1,061,160,911,398 : x - Step 2: Convert to fraction form
1,928,256,133,232.40/2,660,993,898,208.70 = 1,061,160,911,398/x - Step 3: Cross multiply
1,928,256,133,232.40x = 2,660,993,898,208.70 × 1,061,160,911,398 - Step 4: Simplify right side
1,928,256,133,232.40x = 2,823,742,710,247,661,223,542,784 - Step 5: Solve for x
x = 2,823,742,710,247,661,223,542,784/1,928,256,133,232.40 - Step 6: Final answer
x = 1,464,402,296,760.30
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.