Finding the Fourth Proportional to 169,063,790.05, 253,418,688.93 and 70,751,823.87
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Solution
The fourth proportional to 169,063,790.05, 253,418,688.93 and 70,751,823.87 is: 106,053,664.36
Step by Step Solution
- Step 1: Write the proportion equation
169,063,790.05 : 253,418,688.93 = 70,751,823.87 : x - Step 2: Convert to fraction form
169,063,790.05/253,418,688.93 = 70,751,823.87/x - Step 3: Cross multiply
169,063,790.05x = 253,418,688.93 × 70,751,823.87 - Step 4: Simplify right side
169,063,790.05x = 17,929,834,444,541,680 - Step 5: Solve for x
x = 17,929,834,444,541,680/169,063,790.05 - Step 6: Final answer
x = 106,053,664.36
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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.