Finding the Fourth Proportional to 1,672,137,453.26, 2,307,616,174.98 and 919,512,332.91
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Solution
The fourth proportional to 1,672,137,453.26, 2,307,616,174.98 and 919,512,332.91 is: 1,268,963,582.14
Step by Step Solution
- Step 1: Write the proportion equation
1,672,137,453.26 : 2,307,616,174.98 = 919,512,332.91 : x - Step 2: Convert to fraction form
1,672,137,453.26/2,307,616,174.98 = 919,512,332.91/x - Step 3: Cross multiply
1,672,137,453.26x = 2,307,616,174.98 × 919,512,332.91 - Step 4: Simplify right side
1,672,137,453.26x = 2,121,881,532,516,710,400 - Step 5: Solve for x
x = 2,121,881,532,516,710,400/1,672,137,453.26 - Step 6: Final answer
x = 1,268,963,582.14
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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.