Finding the Fourth Proportional to 157,860,094.08, 236,786,454.72 and 72,759,550.08
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Solution
The fourth proportional to 157,860,094.08, 236,786,454.72 and 72,759,550.08 is: 109,137,626.02
Step by Step Solution
- Step 1: Write the proportion equation
157,860,094.08 : 236,786,454.72 = 72,759,550.08 : x - Step 2: Convert to fraction form
157,860,094.08/236,786,454.72 = 72,759,550.08/x - Step 3: Cross multiply
157,860,094.08x = 236,786,454.72 × 72,759,550.08 - Step 4: Simplify right side
157,860,094.08x = 17,228,475,910,465,492 - Step 5: Solve for x
x = 17,228,475,910,465,492/157,860,094.08 - Step 6: Final answer
x = 109,137,626.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.