Finding the Fourth Proportional to 70,995,039.48, 97,262,739.03 and 68,340,240.28
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Solution
The fourth proportional to 70,995,039.48, 97,262,739.03 and 68,340,240.28 is: 93,625,681.52
Step by Step Solution
- Step 1: Write the proportion equation
70,995,039.48 : 97,262,739.03 = 68,340,240.28 : x - Step 2: Convert to fraction form
70,995,039.48/97,262,739.03 = 68,340,240.28/x - Step 3: Cross multiply
70,995,039.48x = 97,262,739.03 × 68,340,240.28 - Step 4: Simplify right side
70,995,039.48x = 6,646,958,955,601,134 - Step 5: Solve for x
x = 6,646,958,955,601,134/70,995,039.48 - Step 6: Final answer
x = 93,625,681.52
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.