Finding the Fourth Proportional to 162,087,473.18, 243,228,041.08 and 148,900,184.49
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Solution
The fourth proportional to 162,087,473.18, 243,228,041.08 and 148,900,184.49 is: 223,439,229.94
Step by Step Solution
- Step 1: Write the proportion equation
162,087,473.18 : 243,228,041.08 = 148,900,184.49 : x - Step 2: Convert to fraction form
162,087,473.18/243,228,041.08 = 148,900,184.49/x - Step 3: Cross multiply
162,087,473.18x = 243,228,041.08 × 148,900,184.49 - Step 4: Simplify right side
162,087,473.18x = 36,216,700,189,953,304 - Step 5: Solve for x
x = 36,216,700,189,953,304/162,087,473.18 - Step 6: Final answer
x = 223,439,229.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.