Finding the Fourth Proportional to 77,003,704.01, 115,427,832.77 and 48,270,017.75
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Solution
The fourth proportional to 77,003,704.01, 115,427,832.77 and 48,270,017.75 is: 72,356,305.55
Step by Step Solution
- Step 1: Write the proportion equation
77,003,704.01 : 115,427,832.77 = 48,270,017.75 : x - Step 2: Convert to fraction form
77,003,704.01/115,427,832.77 = 48,270,017.75/x - Step 3: Cross multiply
77,003,704.01x = 115,427,832.77 × 48,270,017.75 - Step 4: Simplify right side
77,003,704.01x = 5,571,703,536,195,467 - Step 5: Solve for x
x = 5,571,703,536,195,467/77,003,704.01 - Step 6: Final answer
x = 72,356,305.55
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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.