Finding the Fourth Proportional to 1,046,582,424.10, 1,569,873,636.15 and 319,569,969.70
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Solution
The fourth proportional to 1,046,582,424.10, 1,569,873,636.15 and 319,569,969.70 is: 479,354,954.55
Step by Step Solution
- Step 1: Write the proportion equation
1,046,582,424.10 : 1,569,873,636.15 = 319,569,969.70 : x - Step 2: Convert to fraction form
1,046,582,424.10/1,569,873,636.15 = 319,569,969.70/x - Step 3: Cross multiply
1,046,582,424.10x = 1,569,873,636.15 × 319,569,969.70 - Step 4: Simplify right side
1,046,582,424.10x = 501,684,470,337,284,352 - Step 5: Solve for x
x = 501,684,470,337,284,352/1,046,582,424.10 - Step 6: Final answer
x = 479,354,954.55
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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.