Finding the Fourth Proportional to 75,546,072.30, 113,319,108.45 and 59,106,830.70
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Solution
The fourth proportional to 75,546,072.30, 113,319,108.45 and 59,106,830.70 is: 88,660,246.05
Step by Step Solution
- Step 1: Write the proportion equation
75,546,072.30 : 113,319,108.45 = 59,106,830.70 : x - Step 2: Convert to fraction form
75,546,072.30/113,319,108.45 = 59,106,830.70/x - Step 3: Cross multiply
75,546,072.30x = 113,319,108.45 × 59,106,830.70 - Step 4: Simplify right side
75,546,072.30x = 6,697,933,358,229,090 - Step 5: Solve for x
x = 6,697,933,358,229,090/75,546,072.30 - Step 6: Final answer
x = 88,660,246.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.