Finding the Fourth Proportional to 2,281,592,420.24, 3,148,616,026.93 and 1,264,334,838.77
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Solution
The fourth proportional to 2,281,592,420.24, 3,148,616,026.93 and 1,264,334,838.77 is: 1,744,792,321.99
Step by Step Solution
- Step 1: Write the proportion equation
2,281,592,420.24 : 3,148,616,026.93 = 1,264,334,838.77 : x - Step 2: Convert to fraction form
2,281,592,420.24/3,148,616,026.93 = 1,264,334,838.77/x - Step 3: Cross multiply
2,281,592,420.24x = 3,148,616,026.93 × 1,264,334,838.77 - Step 4: Simplify right side
2,281,592,420.24x = 3,980,904,936,748,732,416 - Step 5: Solve for x
x = 3,980,904,936,748,732,416/2,281,592,420.24 - Step 6: Final answer
x = 1,744,792,321.99
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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.