Finding the Fourth Proportional to 170,682,058.84, 255,919,411.02 and 66,926,963.80
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Solution
The fourth proportional to 170,682,058.84, 255,919,411.02 and 66,926,963.80 is: 100,349,792.32
Step by Step Solution
- Step 1: Write the proportion equation
170,682,058.84 : 255,919,411.02 = 66,926,963.80 : x - Step 2: Convert to fraction form
170,682,058.84/255,919,411.02 = 66,926,963.80/x - Step 3: Cross multiply
170,682,058.84x = 255,919,411.02 × 66,926,963.80 - Step 4: Simplify right side
170,682,058.84x = 17,127,909,157,052,862 - Step 5: Solve for x
x = 17,127,909,157,052,862/170,682,058.84 - Step 6: Final answer
x = 100,349,792.32
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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.