Finding the Fourth Proportional to 150,439,219.17, 207,635,895.71 and 97,581,433.02
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Solution
The fourth proportional to 150,439,219.17, 207,635,895.71 and 97,581,433.02 is: 134,681,689.80
Step by Step Solution
- Step 1: Write the proportion equation
150,439,219.17 : 207,635,895.71 = 97,581,433.02 : x - Step 2: Convert to fraction form
150,439,219.17/207,635,895.71 = 97,581,433.02/x - Step 3: Cross multiply
150,439,219.17x = 207,635,895.71 × 97,581,433.02 - Step 4: Simplify right side
150,439,219.17x = 20,261,408,249,773,072 - Step 5: Solve for x
x = 20,261,408,249,773,072/150,439,219.17 - Step 6: Final answer
x = 134,681,689.80
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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.