Finding the Fourth Proportional to 112,147,124.25, 154,756,574.41 and 62,583,607.99
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Solution
The fourth proportional to 112,147,124.25, 154,756,574.41 and 62,583,607.99 is: 86,361,775.67
Step by Step Solution
- Step 1: Write the proportion equation
112,147,124.25 : 154,756,574.41 = 62,583,607.99 : x - Step 2: Convert to fraction form
112,147,124.25/154,756,574.41 = 62,583,607.99/x - Step 3: Cross multiply
112,147,124.25x = 154,756,574.41 × 62,583,607.99 - Step 4: Simplify right side
112,147,124.25x = 9,685,224,786,750,706 - Step 5: Solve for x
x = 9,685,224,786,750,706/112,147,124.25 - Step 6: Final answer
x = 86,361,775.67
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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.