Finding the Fourth Proportional to 369,207,617.24, 509,663,393.18 and 230,047,134.18
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Solution
The fourth proportional to 369,207,617.24, 509,663,393.18 and 230,047,134.18 is: 317,562,795.36
Step by Step Solution
- Step 1: Write the proportion equation
369,207,617.24 : 509,663,393.18 = 230,047,134.18 : x - Step 2: Convert to fraction form
369,207,617.24/509,663,393.18 = 230,047,134.18/x - Step 3: Cross multiply
369,207,617.24x = 509,663,393.18 × 230,047,134.18 - Step 4: Simplify right side
369,207,617.24x = 117,246,602,996,363,328 - Step 5: Solve for x
x = 117,246,602,996,363,328/369,207,617.24 - Step 6: Final answer
x = 317,562,795.36
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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.