Finding the Fourth Proportional to 1,424,238,231.16, 2,136,163,407.04 and 374,888,564
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Solution
The fourth proportional to 1,424,238,231.16, 2,136,163,407.04 and 374,888,564 is: 562,281,797.11
Step by Step Solution
- Step 1: Write the proportion equation
1,424,238,231.16 : 2,136,163,407.04 = 374,888,564 : x - Step 2: Convert to fraction form
1,424,238,231.16/2,136,163,407.04 = 374,888,564/x - Step 3: Cross multiply
1,424,238,231.16x = 2,136,163,407.04 × 374,888,564 - Step 4: Simplify right side
1,424,238,231.16x = 800,823,232,134,573,056 - Step 5: Solve for x
x = 800,823,232,134,573,056/1,424,238,231.16 - Step 6: Final answer
x = 562,281,797.11
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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.