Finding the Fourth Proportional to 299,217,859.05, 448,871,666.00 and 105,095,059.05
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Solution
The fourth proportional to 299,217,859.05, 448,871,666.00 and 105,095,059.05 is: 157,658,350.99
Step by Step Solution
- Step 1: Write the proportion equation
299,217,859.05 : 448,871,666.00 = 105,095,059.05 : x - Step 2: Convert to fraction form
299,217,859.05/448,871,666.00 = 105,095,059.05/x - Step 3: Cross multiply
299,217,859.05x = 448,871,666.00 × 105,095,059.05 - Step 4: Simplify right side
299,217,859.05x = 47,174,194,243,616,400 - Step 5: Solve for x
x = 47,174,194,243,616,400/299,217,859.05 - Step 6: Final answer
x = 157,658,350.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.