Finding the Fourth Proportional to 176,611,711.10, 243,719,859.86 and 97,226,127.36
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Solution
The fourth proportional to 176,611,711.10, 243,719,859.86 and 97,226,127.36 is: 134,169,687.77
Step by Step Solution
- Step 1: Write the proportion equation
176,611,711.10 : 243,719,859.86 = 97,226,127.36 : x - Step 2: Convert to fraction form
176,611,711.10/243,719,859.86 = 97,226,127.36/x - Step 3: Cross multiply
176,611,711.10x = 243,719,859.86 × 97,226,127.36 - Step 4: Simplify right side
176,611,711.10x = 23,695,938,134,788,176 - Step 5: Solve for x
x = 23,695,938,134,788,176/176,611,711.10 - Step 6: Final answer
x = 134,169,687.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.