Finding the Fourth Proportional to 124,381,863.06, 171,652,162.50 and 68,630,900.06
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Solution
The fourth proportional to 124,381,863.06, 171,652,162.50 and 68,630,900.06 is: 94,713,506.62
Step by Step Solution
- Step 1: Write the proportion equation
124,381,863.06 : 171,652,162.50 = 68,630,900.06 : x - Step 2: Convert to fraction form
124,381,863.06/171,652,162.50 = 68,630,900.06/x - Step 3: Cross multiply
124,381,863.06x = 171,652,162.50 × 68,630,900.06 - Step 4: Simplify right side
124,381,863.06x = 11,780,642,410,049,510 - Step 5: Solve for x
x = 11,780,642,410,049,510/124,381,863.06 - Step 6: Final answer
x = 94,713,506.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.