Finding the Fourth Proportional to 2,740,916,295.99, 3,782,469,283.25 and 1,487,854,000.71
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Solution
The fourth proportional to 2,740,916,295.99, 3,782,469,283.25 and 1,487,854,000.71 is: 2,053,241,123.73
Step by Step Solution
- Step 1: Write the proportion equation
2,740,916,295.99 : 3,782,469,283.25 = 1,487,854,000.71 : x - Step 2: Convert to fraction form
2,740,916,295.99/3,782,469,283.25 = 1,487,854,000.71/x - Step 3: Cross multiply
2,740,916,295.99x = 3,782,469,283.25 × 1,487,854,000.71 - Step 4: Simplify right side
2,740,916,295.99x = 5,627,762,055,638,759,424 - Step 5: Solve for x
x = 5,627,762,055,638,759,424/2,740,916,295.99 - Step 6: Final answer
x = 2,053,241,123.73
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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.