Finding the Fourth Proportional to 141,768,954.18, 212,684,663.70 and 43,401,404.79
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Solution
The fourth proportional to 141,768,954.18, 212,684,663.70 and 43,401,404.79 is: 65,111,668.74
Step by Step Solution
- Step 1: Write the proportion equation
141,768,954.18 : 212,684,663.70 = 43,401,404.79 : x - Step 2: Convert to fraction form
141,768,954.18/212,684,663.70 = 43,401,404.79/x - Step 3: Cross multiply
141,768,954.18x = 212,684,663.70 × 43,401,404.79 - Step 4: Simplify right side
141,768,954.18x = 9,230,813,181,868,718 - Step 5: Solve for x
x = 9,230,813,181,868,718/141,768,954.18 - Step 6: Final answer
x = 65,111,668.74
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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.