Finding the Fourth Proportional to 484,760,252.50, 727,242,515.87 and 157,210,225.99
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Solution
The fourth proportional to 484,760,252.50, 727,242,515.87 and 157,210,225.99 is: 235,848,462.57
Step by Step Solution
- Step 1: Write the proportion equation
484,760,252.50 : 727,242,515.87 = 157,210,225.99 : x - Step 2: Convert to fraction form
484,760,252.50/727,242,515.87 = 157,210,225.99/x - Step 3: Cross multiply
484,760,252.50x = 727,242,515.87 × 157,210,225.99 - Step 4: Simplify right side
484,760,252.50x = 114,329,960,266,854,720 - Step 5: Solve for x
x = 114,329,960,266,854,720/484,760,252.50 - Step 6: Final answer
x = 235,848,462.57
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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.