Finding the Fourth Proportional to 2,879,334,566.88, 4,319,163,274.68 and 808,894,905.40
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Solution
The fourth proportional to 2,879,334,566.88, 4,319,163,274.68 and 808,894,905.40 is: 1,213,387,707.24
Step by Step Solution
- Step 1: Write the proportion equation
2,879,334,566.88 : 4,319,163,274.68 = 808,894,905.40 : x - Step 2: Convert to fraction form
2,879,334,566.88/4,319,163,274.68 = 808,894,905.40/x - Step 3: Cross multiply
2,879,334,566.88x = 4,319,163,274.68 × 808,894,905.40 - Step 4: Simplify right side
2,879,334,566.88x = 3,493,749,168,479,432,704 - Step 5: Solve for x
x = 3,493,749,168,479,432,704/2,879,334,566.88 - Step 6: Final answer
x = 1,213,387,707.24
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.