Finding the Fourth Proportional to 4,580,688,316.40, 6,871,032,474.60 and 2,256,165,382.40
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Solution
The fourth proportional to 4,580,688,316.40, 6,871,032,474.60 and 2,256,165,382.40 is: 3,384,248,073.60
Step by Step Solution
- Step 1: Write the proportion equation
4,580,688,316.40 : 6,871,032,474.60 = 2,256,165,382.40 : x - Step 2: Convert to fraction form
4,580,688,316.40/6,871,032,474.60 = 2,256,165,382.40/x - Step 3: Cross multiply
4,580,688,316.40x = 6,871,032,474.60 × 2,256,165,382.40 - Step 4: Simplify right side
4,580,688,316.40x = 15,502,185,610,538,729,472 - Step 5: Solve for x
x = 15,502,185,610,538,729,472/4,580,688,316.40 - Step 6: Final answer
x = 3,384,248,073.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.