Finding the Fourth Proportional to 122,861,439.50, 169,547,670.24 and 67,106,848.28
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Solution
The fourth proportional to 122,861,439.50, 169,547,670.24 and 67,106,848.28 is: 92,606,840.92
Step by Step Solution
- Step 1: Write the proportion equation
122,861,439.50 : 169,547,670.24 = 67,106,848.28 : x - Step 2: Convert to fraction form
122,861,439.50/169,547,670.24 = 67,106,848.28/x - Step 3: Cross multiply
122,861,439.50x = 169,547,670.24 × 67,106,848.28 - Step 4: Simplify right side
122,861,439.50x = 11,377,809,783,023,152 - Step 5: Solve for x
x = 11,377,809,783,023,152/122,861,439.50 - Step 6: Final answer
x = 92,606,840.92
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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.