Finding the Fourth Proportional to 346,521,145.50, 519,776,820.18 and 84,207,624.57
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Solution
The fourth proportional to 346,521,145.50, 519,776,820.18 and 84,207,624.57 is: 126,310,246.58
Step by Step Solution
- Step 1: Write the proportion equation
346,521,145.50 : 519,776,820.18 = 84,207,624.57 : x - Step 2: Convert to fraction form
346,521,145.50/519,776,820.18 = 84,207,624.57/x - Step 3: Cross multiply
346,521,145.50x = 519,776,820.18 × 84,207,624.57 - Step 4: Simplify right side
346,521,145.50x = 43,769,171,333,905,840 - Step 5: Solve for x
x = 43,769,171,333,905,840/346,521,145.50 - Step 6: Final answer
x = 126,310,246.58
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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.