Finding the Fourth Proportional to 108,309,545.99, 149,466,289.62 and 58,749,795.01
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Solution
The fourth proportional to 108,309,545.99, 149,466,289.62 and 58,749,795.01 is: 81,074,237.69
Step by Step Solution
- Step 1: Write the proportion equation
108,309,545.99 : 149,466,289.62 = 58,749,795.01 : x - Step 2: Convert to fraction form
108,309,545.99/149,466,289.62 = 58,749,795.01/x - Step 3: Cross multiply
108,309,545.99x = 149,466,289.62 × 58,749,795.01 - Step 4: Simplify right side
108,309,545.99x = 8,781,113,875,039,211 - Step 5: Solve for x
x = 8,781,113,875,039,211/108,309,545.99 - Step 6: Final answer
x = 81,074,237.69
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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.