Finding the Fourth Proportional to 7,134,566,780.58, 10,703,228,357.25 and 2,712,642,392.94
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Solution
The fourth proportional to 7,134,566,780.58, 10,703,228,357.25 and 2,712,642,392.94 is: 4,069,487,591.35
Step by Step Solution
- Step 1: Write the proportion equation
7,134,566,780.58 : 10,703,228,357.25 = 2,712,642,392.94 : x - Step 2: Convert to fraction form
7,134,566,780.58/10,703,228,357.25 = 2,712,642,392.94/x - Step 3: Cross multiply
7,134,566,780.58x = 10,703,228,357.25 × 2,712,642,392.94 - Step 4: Simplify right side
7,134,566,780.58x = 29,034,030,983,193,907,200 - Step 5: Solve for x
x = 29,034,030,983,193,907,200/7,134,566,780.58 - Step 6: Final answer
x = 4,069,487,591.35
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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.