Finding the Fourth Proportional to 150,473,244.48, 207,655,352.64 and 84,408,387.36
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Solution
The fourth proportional to 150,473,244.48, 207,655,352.64 and 84,408,387.36 is: 116,484,850.87
Step by Step Solution
- Step 1: Write the proportion equation
150,473,244.48 : 207,655,352.64 = 84,408,387.36 : x - Step 2: Convert to fraction form
150,473,244.48/207,655,352.64 = 84,408,387.36/x - Step 3: Cross multiply
150,473,244.48x = 207,655,352.64 × 84,408,387.36 - Step 4: Simplify right side
150,473,244.48x = 17,527,853,443,014,518 - Step 5: Solve for x
x = 17,527,853,443,014,518/150,473,244.48 - Step 6: Final answer
x = 116,484,850.87
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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.