Finding the Fourth Proportional to 135,641,779,497.60, 203,462,669,246.40 and 135,641,779,497.60
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Solution
The fourth proportional to 135,641,779,497.60, 203,462,669,246.40 and 135,641,779,497.60 is: 203,462,669,246.40
Step by Step Solution
- Step 1: Write the proportion equation
135,641,779,497.60 : 203,462,669,246.40 = 135,641,779,497.60 : x - Step 2: Convert to fraction form
135,641,779,497.60/203,462,669,246.40 = 135,641,779,497.60/x - Step 3: Cross multiply
135,641,779,497.60x = 203,462,669,246.40 × 135,641,779,497.60 - Step 4: Simplify right side
135,641,779,497.60x = 27,598,038,517,913,309,151,232 - Step 5: Solve for x
x = 27,598,038,517,913,309,151,232/135,641,779,497.60 - Step 6: Final answer
x = 203,462,669,246.40
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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.