Finding the Fourth Proportional to 11,687,684,932.95, 16,128,573,096.06 and 6,335,130,368.00
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Solution
The fourth proportional to 11,687,684,932.95, 16,128,573,096.06 and 6,335,130,368.00 is: 8,742,245,688.47
Step by Step Solution
- Step 1: Write the proportion equation
11,687,684,932.95 : 16,128,573,096.06 = 6,335,130,368.00 : x - Step 2: Convert to fraction form
11,687,684,932.95/16,128,573,096.06 = 6,335,130,368.00/x - Step 3: Cross multiply
11,687,684,932.95x = 16,128,573,096.06 × 6,335,130,368.00 - Step 4: Simplify right side
11,687,684,932.95x = 102,176,613,213,276,831,744 - Step 5: Solve for x
x = 102,176,613,213,276,831,744/11,687,684,932.95 - Step 6: Final answer
x = 8,742,245,688.47
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1.5x scale
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.