Finding the Fourth Proportional to 97,023,616.10, 145,535,424.15 and 79,804,927.70
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Solution
The fourth proportional to 97,023,616.10, 145,535,424.15 and 79,804,927.70 is: 119,707,391.55
Step by Step Solution
- Step 1: Write the proportion equation
97,023,616.10 : 145,535,424.15 = 79,804,927.70 : x - Step 2: Convert to fraction form
97,023,616.10/145,535,424.15 = 79,804,927.70/x - Step 3: Cross multiply
97,023,616.10x = 145,535,424.15 × 79,804,927.70 - Step 4: Simplify right side
97,023,616.10x = 11,614,444,002,079,584 - Step 5: Solve for x
x = 11,614,444,002,079,584/97,023,616.10 - Step 6: Final answer
x = 119,707,391.55
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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.