Finding the Fourth Proportional to 5,542,185,164.13, 7,648,154,638.44 and 3,001,803,930.45
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Solution
The fourth proportional to 5,542,185,164.13, 7,648,154,638.44 and 3,001,803,930.45 is: 4,142,456,445.33
Step by Step Solution
- Step 1: Write the proportion equation
5,542,185,164.13 : 7,648,154,638.44 = 3,001,803,930.45 : x - Step 2: Convert to fraction form
5,542,185,164.13/7,648,154,638.44 = 3,001,803,930.45/x - Step 3: Cross multiply
5,542,185,164.13x = 7,648,154,638.44 × 3,001,803,930.45 - Step 4: Simplify right side
5,542,185,164.13x = 22,958,260,654,358,589,440 - Step 5: Solve for x
x = 22,958,260,654,358,589,440/5,542,185,164.13 - Step 6: Final answer
x = 4,142,456,445.33
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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.