Finding the Fourth Proportional to 434,438,246.30, 651,657,369.45 and 434,438,246.30
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Solution
The fourth proportional to 434,438,246.30, 651,657,369.45 and 434,438,246.30 is: 651,657,369.45
Step by Step Solution
- Step 1: Write the proportion equation
434,438,246.30 : 651,657,369.45 = 434,438,246.30 : x - Step 2: Convert to fraction form
434,438,246.30/651,657,369.45 = 434,438,246.30/x - Step 3: Cross multiply
434,438,246.30x = 651,657,369.45 × 434,438,246.30 - Step 4: Simplify right side
434,438,246.30x = 283,104,884,772,329,216 - Step 5: Solve for x
x = 283,104,884,772,329,216/434,438,246.30 - Step 6: Final answer
x = 651,657,369.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.