Finding the Fourth Proportional to 2,851,716,683.65, 3,934,848,673.97 and 1,645,617,927.87
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Solution
The fourth proportional to 2,851,716,683.65, 3,934,848,673.97 and 1,645,617,927.87 is: 2,270,652,466.45
Step by Step Solution
- Step 1: Write the proportion equation
2,851,716,683.65 : 3,934,848,673.97 = 1,645,617,927.87 : x - Step 2: Convert to fraction form
2,851,716,683.65/3,934,848,673.97 = 1,645,617,927.87/x - Step 3: Cross multiply
2,851,716,683.65x = 3,934,848,673.97 × 1,645,617,927.87 - Step 4: Simplify right side
2,851,716,683.65x = 6,475,257,521,340,527,616 - Step 5: Solve for x
x = 6,475,257,521,340,527,616/2,851,716,683.65 - Step 6: Final answer
x = 2,270,652,466.45
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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.