Finding the Fourth Proportional to 79,660,710.01, 119,460,796.70 and 38,118,942.53
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Solution
The fourth proportional to 79,660,710.01, 119,460,796.70 and 38,118,942.53 is: 57,163,929.92
Step by Step Solution
- Step 1: Write the proportion equation
79,660,710.01 : 119,460,796.70 = 38,118,942.53 : x - Step 2: Convert to fraction form
79,660,710.01/119,460,796.70 = 38,118,942.53/x - Step 3: Cross multiply
79,660,710.01x = 119,460,796.70 × 38,118,942.53 - Step 4: Simplify right side
79,660,710.01x = 4,553,719,243,870,003 - Step 5: Solve for x
x = 4,553,719,243,870,003/79,660,710.01 - Step 6: Final answer
x = 57,163,929.92
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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.