Finding the Fourth Proportional to 372,066,192.50, 513,500,237.97 and 213,358,423.70
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Solution
The fourth proportional to 372,066,192.50, 513,500,237.97 and 213,358,423.70 is: 294,462,661.62
Step by Step Solution
- Step 1: Write the proportion equation
372,066,192.50 : 513,500,237.97 = 213,358,423.70 : x - Step 2: Convert to fraction form
372,066,192.50/513,500,237.97 = 213,358,423.70/x - Step 3: Cross multiply
372,066,192.50x = 513,500,237.97 × 213,358,423.70 - Step 4: Simplify right side
372,066,192.50x = 109,559,601,342,854,080 - Step 5: Solve for x
x = 109,559,601,342,854,080/372,066,192.50 - Step 6: Final answer
x = 294,462,661.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.