Finding the Fourth Proportional to 70,434,922.55, 105,659,630.99 and 24,376,710.75
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Solution
The fourth proportional to 70,434,922.55, 105,659,630.99 and 24,376,710.75 is: 36,567,574.28
Step by Step Solution
- Step 1: Write the proportion equation
70,434,922.55 : 105,659,630.99 = 24,376,710.75 : x - Step 2: Convert to fraction form
70,434,922.55/105,659,630.99 = 24,376,710.75/x - Step 3: Cross multiply
70,434,922.55x = 105,659,630.99 × 24,376,710.75 - Step 4: Simplify right side
70,434,922.55x = 2,575,634,262,168,271.50 - Step 5: Solve for x
x = 2,575,634,262,168,271.50/70,434,922.55 - Step 6: Final answer
x = 36,567,574.28
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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.