Finding the Fourth Proportional to 99,620,730.80, 149,459,089.80 and 48,504,417.20
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Solution
The fourth proportional to 99,620,730.80, 149,459,089.80 and 48,504,417.20 is: 72,770,255.63
Step by Step Solution
- Step 1: Write the proportion equation
99,620,730.80 : 149,459,089.80 = 48,504,417.20 : x - Step 2: Convert to fraction form
99,620,730.80/149,459,089.80 = 48,504,417.20/x - Step 3: Cross multiply
99,620,730.80x = 149,459,089.80 × 48,504,417.20 - Step 4: Simplify right side
99,620,730.80x = 7,249,426,045,991,466 - Step 5: Solve for x
x = 7,249,426,045,991,466/99,620,730.80 - Step 6: Final answer
x = 72,770,255.63
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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.