Finding the Fourth Proportional to 163,332,041.28, 225,403,320.24 and 93,730,153.92
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Solution
The fourth proportional to 163,332,041.28, 225,403,320.24 and 93,730,153.92 is: 129,350,540.99
Step by Step Solution
- Step 1: Write the proportion equation
163,332,041.28 : 225,403,320.24 = 93,730,153.92 : x - Step 2: Convert to fraction form
163,332,041.28/225,403,320.24 = 93,730,153.92/x - Step 3: Cross multiply
163,332,041.28x = 225,403,320.24 × 93,730,153.92 - Step 4: Simplify right side
163,332,041.28x = 21,127,087,900,174,252 - Step 5: Solve for x
x = 21,127,087,900,174,252/163,332,041.28 - Step 6: Final answer
x = 129,350,540.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.