Finding the Fourth Proportional to 86,817,195.07, 119,803,329.44 and 51,536,508.23
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Solution
The fourth proportional to 86,817,195.07, 119,803,329.44 and 51,536,508.23 is: 71,117,769.57
Step by Step Solution
- Step 1: Write the proportion equation
86,817,195.07 : 119,803,329.44 = 51,536,508.23 : x - Step 2: Convert to fraction form
86,817,195.07/119,803,329.44 = 51,536,508.23/x - Step 3: Cross multiply
86,817,195.07x = 119,803,329.44 × 51,536,508.23 - Step 4: Simplify right side
86,817,195.07x = 6,174,245,273,665,961 - Step 5: Solve for x
x = 6,174,245,273,665,961/86,817,195.07 - Step 6: Final answer
x = 71,117,769.57
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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.