Finding the Fourth Proportional to 73,755,241.68, 101,779,566.09 and 40,714,781.40
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Solution
The fourth proportional to 73,755,241.68, 101,779,566.09 and 40,714,781.40 is: 56,184,925.84
Step by Step Solution
- Step 1: Write the proportion equation
73,755,241.68 : 101,779,566.09 = 40,714,781.40 : x - Step 2: Convert to fraction form
73,755,241.68/101,779,566.09 = 40,714,781.40/x - Step 3: Cross multiply
73,755,241.68x = 101,779,566.09 × 40,714,781.40 - Step 4: Simplify right side
73,755,241.68x = 4,143,932,784,341,202.50 - Step 5: Solve for x
x = 4,143,932,784,341,202.50/73,755,241.68 - Step 6: Final answer
x = 56,184,925.84
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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.