Finding the Fourth Proportional to 68,776,776.12, 103,080,133.62 and 34,707,865.08
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Solution
The fourth proportional to 68,776,776.12, 103,080,133.62 and 34,707,865.08 is: 52,018,887.36
Step by Step Solution
- Step 1: Write the proportion equation
68,776,776.12 : 103,080,133.62 = 34,707,865.08 : x - Step 2: Convert to fraction form
68,776,776.12/103,080,133.62 = 34,707,865.08/x - Step 3: Cross multiply
68,776,776.12x = 103,080,133.62 × 34,707,865.08 - Step 4: Simplify right side
68,776,776.12x = 3,577,691,370,111,332 - Step 5: Solve for x
x = 3,577,691,370,111,332/68,776,776.12 - Step 6: Final answer
x = 52,018,887.36
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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.