Finding the Fourth Proportional to 340,520,119.62, 510,780,186.18 and 81,735,339.84
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Solution
The fourth proportional to 340,520,119.62, 510,780,186.18 and 81,735,339.84 is: 122,603,011.38
Step by Step Solution
- Step 1: Write the proportion equation
340,520,119.62 : 510,780,186.18 = 81,735,339.84 : x - Step 2: Convert to fraction form
340,520,119.62/510,780,186.18 = 81,735,339.84/x - Step 3: Cross multiply
340,520,119.62x = 510,780,186.18 × 81,735,339.84 - Step 4: Simplify right side
340,520,119.62x = 41,748,792,100,960,776 - Step 5: Solve for x
x = 41,748,792,100,960,776/340,520,119.62 - Step 6: Final answer
x = 122,603,011.38
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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.