Finding the Fourth Proportional to 11,687,683,526.97, 16,128,571,163.00 and 6,335,128,965.03
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Solution
The fourth proportional to 11,687,683,526.97, 16,128,571,163.00 and 6,335,128,965.03 is: 8,742,243,756.30
Step by Step Solution
- Step 1: Write the proportion equation
11,687,683,526.97 : 16,128,571,163.00 = 6,335,128,965.03 : x - Step 2: Convert to fraction form
11,687,683,526.97/16,128,571,163.00 = 6,335,128,965.03/x - Step 3: Cross multiply
11,687,683,526.97x = 16,128,571,163.00 × 6,335,128,965.03 - Step 4: Simplify right side
11,687,683,526.97x = 102,176,578,339,237,216,256 - Step 5: Solve for x
x = 102,176,578,339,237,216,256/11,687,683,526.97 - Step 6: Final answer
x = 8,742,243,756.30
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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.