Finding the Fourth Proportional to 4,864,149,550.47, 6,712,536,270.86 and 2,636,483,247.75
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Solution
The fourth proportional to 4,864,149,550.47, 6,712,536,270.86 and 2,636,483,247.75 is: 3,638,352,243.16
Step by Step Solution
- Step 1: Write the proportion equation
4,864,149,550.47 : 6,712,536,270.86 = 2,636,483,247.75 : x - Step 2: Convert to fraction form
4,864,149,550.47/6,712,536,270.86 = 2,636,483,247.75/x - Step 3: Cross multiply
4,864,149,550.47x = 6,712,536,270.86 × 2,636,483,247.75 - Step 4: Simplify right side
4,864,149,550.47x = 17,697,489,428,036,644,864 - Step 5: Solve for x
x = 17,697,489,428,036,644,864/4,864,149,550.47 - Step 6: Final answer
x = 3,638,352,243.16
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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.