Finding the Fourth Proportional to 70,475,240.28, 105,700,261.68 and 44,840,101.08
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Solution
The fourth proportional to 70,475,240.28, 105,700,261.68 and 44,840,101.08 is: 67,252,135.63
Step by Step Solution
- Step 1: Write the proportion equation
70,475,240.28 : 105,700,261.68 = 44,840,101.08 : x - Step 2: Convert to fraction form
70,475,240.28/105,700,261.68 = 44,840,101.08/x - Step 3: Cross multiply
70,475,240.28x = 105,700,261.68 × 44,840,101.08 - Step 4: Simplify right side
70,475,240.28x = 4,739,610,417,913,651 - Step 5: Solve for x
x = 4,739,610,417,913,651/70,475,240.28 - Step 6: Final answer
x = 67,252,135.63
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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.