Finding the Fourth Proportional to 96,900,395.08, 133,734,575.64 and 55,646,401.72
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Solution
The fourth proportional to 96,900,395.08, 133,734,575.64 and 55,646,401.72 is: 76,798,943.02
Step by Step Solution
- Step 1: Write the proportion equation
96,900,395.08 : 133,734,575.64 = 55,646,401.72 : x - Step 2: Convert to fraction form
96,900,395.08/133,734,575.64 = 55,646,401.72/x - Step 3: Cross multiply
96,900,395.08x = 133,734,575.64 × 55,646,401.72 - Step 4: Simplify right side
96,900,395.08x = 7,441,847,919,917,166 - Step 5: Solve for x
x = 7,441,847,919,917,166/96,900,395.08 - Step 6: Final answer
x = 76,798,943.02
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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.