Finding the Fourth Proportional to 7,185,024,203.90, 10,777,536,305.85 and 4,089,155,992.70
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Solution
The fourth proportional to 7,185,024,203.90, 10,777,536,305.85 and 4,089,155,992.70 is: 6,133,733,989.05
Step by Step Solution
- Step 1: Write the proportion equation
7,185,024,203.90 : 10,777,536,305.85 = 4,089,155,992.70 : x - Step 2: Convert to fraction form
7,185,024,203.90/10,777,536,305.85 = 4,089,155,992.70/x - Step 3: Cross multiply
7,185,024,203.90x = 10,777,536,305.85 × 4,089,155,992.70 - Step 4: Simplify right side
7,185,024,203.90x = 44,071,027,171,608,346,624 - Step 5: Solve for x
x = 44,071,027,171,608,346,624/7,185,024,203.90 - Step 6: Final answer
x = 6,133,733,989.05
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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.