Finding the Fourth Proportional to 898,294,681.33, 1,239,694,254.76 and 541,174,877.62
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Solution
The fourth proportional to 898,294,681.33, 1,239,694,254.76 and 541,174,877.62 is: 746,850,004.29
Step by Step Solution
- Step 1: Write the proportion equation
898,294,681.33 : 1,239,694,254.76 = 541,174,877.62 : x - Step 2: Convert to fraction form
898,294,681.33/1,239,694,254.76 = 541,174,877.62/x - Step 3: Cross multiply
898,294,681.33x = 1,239,694,254.76 × 541,174,877.62 - Step 4: Simplify right side
898,294,681.33x = 670,891,386,605,960,064 - Step 5: Solve for x
x = 670,891,386,605,960,064/898,294,681.33 - Step 6: Final answer
x = 746,850,004.29
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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.