Finding the Fourth Proportional to 96,916,811.10, 145,375,216.65 and 79,698,122.70
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Solution
The fourth proportional to 96,916,811.10, 145,375,216.65 and 79,698,122.70 is: 119,547,184.05
Step by Step Solution
- Step 1: Write the proportion equation
96,916,811.10 : 145,375,216.65 = 79,698,122.70 : x - Step 2: Convert to fraction form
96,916,811.10/145,375,216.65 = 79,698,122.70/x - Step 3: Cross multiply
96,916,811.10x = 145,375,216.65 × 79,698,122.70 - Step 4: Simplify right side
96,916,811.10x = 11,586,131,854,110,784 - Step 5: Solve for x
x = 11,586,131,854,110,784/96,916,811.10 - Step 6: Final answer
x = 119,547,184.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.