Finding the Fourth Proportional to 552,599,756.16, 762,931,819.68 and 351,769,946
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Solution
The fourth proportional to 552,599,756.16, 762,931,819.68 and 351,769,946 is: 485,661,605.93
Step by Step Solution
- Step 1: Write the proportion equation
552,599,756.16 : 762,931,819.68 = 351,769,946 : x - Step 2: Convert to fraction form
552,599,756.16/762,931,819.68 = 351,769,946/x - Step 3: Cross multiply
552,599,756.16x = 762,931,819.68 × 351,769,946 - Step 4: Simplify right side
552,599,756.16x = 268,376,485,010,515,328 - Step 5: Solve for x
x = 268,376,485,010,515,328/552,599,756.16 - Step 6: Final answer
x = 485,661,605.93
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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.