Finding the Fourth Proportional to 2,995,280,220.36, 4,484,177,929.16 and 1,747,888,203.72
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Solution
The fourth proportional to 2,995,280,220.36, 4,484,177,929.16 and 1,747,888,203.72 is: 2,616,730,699.35
Step by Step Solution
- Step 1: Write the proportion equation
2,995,280,220.36 : 4,484,177,929.16 = 1,747,888,203.72 : x - Step 2: Convert to fraction form
2,995,280,220.36/4,484,177,929.16 = 1,747,888,203.72/x - Step 3: Cross multiply
2,995,280,220.36x = 4,484,177,929.16 × 1,747,888,203.72 - Step 4: Simplify right side
2,995,280,220.36x = 7,837,841,705,760,342,016 - Step 5: Solve for x
x = 7,837,841,705,760,342,016/2,995,280,220.36 - Step 6: Final answer
x = 2,616,730,699.35
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1.5x scale
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.