Finding the Fourth Proportional to 122,878,786.16, 184,316,916.83 and 71,030,397.97
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Solution
The fourth proportional to 122,878,786.16, 184,316,916.83 and 71,030,397.97 is: 106,544,867.21
Step by Step Solution
- Step 1: Write the proportion equation
122,878,786.16 : 184,316,916.83 = 71,030,397.97 : x - Step 2: Convert to fraction form
122,878,786.16/184,316,916.83 = 71,030,397.97/x - Step 3: Cross multiply
122,878,786.16x = 184,316,916.83 × 71,030,397.97 - Step 4: Simplify right side
122,878,786.16x = 13,092,103,954,913,534 - Step 5: Solve for x
x = 13,092,103,954,913,534/122,878,786.16 - Step 6: Final answer
x = 106,544,867.21
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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.