Finding the Fourth Proportional to 5,089,659,701.40, 7,634,489,552.10 and 1,409,165,055.90
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Solution
The fourth proportional to 5,089,659,701.40, 7,634,489,552.10 and 1,409,165,055.90 is: 2,113,747,583.85
Step by Step Solution
- Step 1: Write the proportion equation
5,089,659,701.40 : 7,634,489,552.10 = 1,409,165,055.90 : x - Step 2: Convert to fraction form
5,089,659,701.40/7,634,489,552.10 = 1,409,165,055.90/x - Step 3: Cross multiply
5,089,659,701.40x = 7,634,489,552.10 × 1,409,165,055.90 - Step 4: Simplify right side
5,089,659,701.40x = 10,758,255,896,452,964,352 - Step 5: Solve for x
x = 10,758,255,896,452,964,352/5,089,659,701.40 - Step 6: Final answer
x = 2,113,747,583.85
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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.