Finding the Fourth Proportional to 3,735,900,709, 5,155,604,262.30 and 2,230,658,582.08
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Solution
The fourth proportional to 3,735,900,709, 5,155,604,262.30 and 2,230,658,582.08 is: 3,078,345,435.09
Step by Step Solution
- Step 1: Write the proportion equation
3,735,900,709 : 5,155,604,262.30 = 2,230,658,582.08 : x - Step 2: Convert to fraction form
3,735,900,709/5,155,604,262.30 = 2,230,658,582.08/x - Step 3: Cross multiply
3,735,900,709x = 5,155,604,262.30 × 2,230,658,582.08 - Step 4: Simplify right side
3,735,900,709x = 11,500,392,893,507,723,264 - Step 5: Solve for x
x = 11,500,392,893,507,723,264/3,735,900,709 - Step 6: Final answer
x = 3,078,345,435.09
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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.