Finding the Fourth Proportional to 2,770,420,574.93, 3,823,184,081.21 and 1,500,263,750.48
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Solution
The fourth proportional to 2,770,420,574.93, 3,823,184,081.21 and 1,500,263,750.48 is: 2,070,365,972.71
Step by Step Solution
- Step 1: Write the proportion equation
2,770,420,574.93 : 3,823,184,081.21 = 1,500,263,750.48 : x - Step 2: Convert to fraction form
2,770,420,574.93/3,823,184,081.21 = 1,500,263,750.48/x - Step 3: Cross multiply
2,770,420,574.93x = 3,823,184,081.21 × 1,500,263,750.48 - Step 4: Simplify right side
2,770,420,574.93x = 5,735,784,488,424,929,280 - Step 5: Solve for x
x = 5,735,784,488,424,929,280/2,770,420,574.93 - Step 6: Final answer
x = 2,070,365,972.71
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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.