Finding the Fourth Proportional to 143,176,677.84, 214,725,820.68 and 39,521,103.75
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Solution
The fourth proportional to 143,176,677.84, 214,725,820.68 and 39,521,103.75 is: 59,270,836.32
Step by Step Solution
- Step 1: Write the proportion equation
143,176,677.84 : 214,725,820.68 = 39,521,103.75 : x - Step 2: Convert to fraction form
143,176,677.84/214,725,820.68 = 39,521,103.75/x - Step 3: Cross multiply
143,176,677.84x = 214,725,820.68 × 39,521,103.75 - Step 4: Simplify right side
143,176,677.84x = 8,486,201,436,898,176 - Step 5: Solve for x
x = 8,486,201,436,898,176/143,176,677.84 - Step 6: Final answer
x = 59,270,836.32
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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.