Finding the Fourth Proportional to 2,153,155,902.48, 3,230,278,582.59 and 600,447,389.99
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Solution
The fourth proportional to 2,153,155,902.48, 3,230,278,582.59 and 600,447,389.99 is: 900,822,992.71
Step by Step Solution
- Step 1: Write the proportion equation
2,153,155,902.48 : 3,230,278,582.59 = 600,447,389.99 : x - Step 2: Convert to fraction form
2,153,155,902.48/3,230,278,582.59 = 600,447,389.99/x - Step 3: Cross multiply
2,153,155,902.48x = 3,230,278,582.59 × 600,447,389.99 - Step 4: Simplify right side
2,153,155,902.48x = 1,939,612,343,840,610,816 - Step 5: Solve for x
x = 1,939,612,343,840,610,816/2,153,155,902.48 - Step 6: Final answer
x = 900,822,992.71
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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.