Finding the Fourth Proportional to 75,164,043, 103,724,615.16 and 44,226,216.12
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Solution
The fourth proportional to 75,164,043, 103,724,615.16 and 44,226,216.12 is: 61,031,140.21
Step by Step Solution
- Step 1: Write the proportion equation
75,164,043 : 103,724,615.16 = 44,226,216.12 : x - Step 2: Convert to fraction form
75,164,043/103,724,615.16 = 44,226,216.12/x - Step 3: Cross multiply
75,164,043x = 103,724,615.16 × 44,226,216.12 - Step 4: Simplify right side
75,164,043x = 4,587,347,247,029,988 - Step 5: Solve for x
x = 4,587,347,247,029,988/75,164,043 - Step 6: Final answer
x = 61,031,140.21
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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.