Finding the Fourth Proportional to 2,927,601,648.12, 4,040,090,295.66 and 1,607,502,204.12
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Solution
The fourth proportional to 2,927,601,648.12, 4,040,090,295.66 and 1,607,502,204.12 is: 2,218,353,053.36
Step by Step Solution
- Step 1: Write the proportion equation
2,927,601,648.12 : 4,040,090,295.66 = 1,607,502,204.12 : x - Step 2: Convert to fraction form
2,927,601,648.12/4,040,090,295.66 = 1,607,502,204.12/x - Step 3: Cross multiply
2,927,601,648.12x = 4,040,090,295.66 × 1,607,502,204.12 - Step 4: Simplify right side
2,927,601,648.12x = 6,494,454,055,117,272,064 - Step 5: Solve for x
x = 6,494,454,055,117,272,064/2,927,601,648.12 - Step 6: Final answer
x = 2,218,353,053.36
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1.5x scale
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.