Finding the Fourth Proportional to 563,462,794.90, 777,462,216.93 and 325,303,852.38
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Solution
The fourth proportional to 563,462,794.90, 777,462,216.93 and 325,303,852.38 is: 448,852,091.99
Step by Step Solution
- Step 1: Write the proportion equation
563,462,794.90 : 777,462,216.93 = 325,303,852.38 : x - Step 2: Convert to fraction form
563,462,794.90/777,462,216.93 = 325,303,852.38/x - Step 3: Cross multiply
563,462,794.90x = 777,462,216.93 × 325,303,852.38 - Step 4: Simplify right side
563,462,794.90x = 252,911,454,247,224,224 - Step 5: Solve for x
x = 252,911,454,247,224,224/563,462,794.90 - Step 6: Final answer
x = 448,852,091.99
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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.