Finding the Fourth Proportional to 461,742,095.92, 637,214,402.34 and 263,499,643.84
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Solution
The fourth proportional to 461,742,095.92, 637,214,402.34 and 263,499,643.84 is: 363,635,392.03
Step by Step Solution
- Step 1: Write the proportion equation
461,742,095.92 : 637,214,402.34 = 263,499,643.84 : x - Step 2: Convert to fraction form
461,742,095.92/637,214,402.34 = 263,499,643.84/x - Step 3: Cross multiply
461,742,095.92x = 637,214,402.34 × 263,499,643.84 - Step 4: Simplify right side
461,742,095.92x = 167,905,768,066,308,480 - Step 5: Solve for x
x = 167,905,768,066,308,480/461,742,095.92 - Step 6: Final answer
x = 363,635,392.03
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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.