Finding the Fourth Proportional to 416,430,552.24, 574,674,216.51 and 230,803,552.08
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Solution
The fourth proportional to 416,430,552.24, 574,674,216.51 and 230,803,552.08 is: 318,508,932.03
Step by Step Solution
- Step 1: Write the proportion equation
416,430,552.24 : 574,674,216.51 = 230,803,552.08 : x - Step 2: Convert to fraction form
416,430,552.24/574,674,216.51 = 230,803,552.08/x - Step 3: Cross multiply
416,430,552.24x = 574,674,216.51 × 230,803,552.08 - Step 4: Simplify right side
416,430,552.24x = 132,636,850,459,298,992 - Step 5: Solve for x
x = 132,636,850,459,298,992/416,430,552.24 - Step 6: Final answer
x = 318,508,932.03
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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.