Finding the Fourth Proportional to 70,666,186.68, 97,516,495.62 and 39,725,696.52
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Solution
The fourth proportional to 70,666,186.68, 97,516,495.62 and 39,725,696.52 is: 54,819,863.54
Step by Step Solution
- Step 1: Write the proportion equation
70,666,186.68 : 97,516,495.62 = 39,725,696.52 : x - Step 2: Convert to fraction form
70,666,186.68/97,516,495.62 = 39,725,696.52/x - Step 3: Cross multiply
70,666,186.68x = 97,516,495.62 × 39,725,696.52 - Step 4: Simplify right side
70,666,186.68x = 3,873,910,710,694,030 - Step 5: Solve for x
x = 3,873,910,710,694,030/70,666,186.68 - Step 6: Final answer
x = 54,819,863.54
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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.