Finding the Fourth Proportional to 107,292,811.56, 160,963,214.22 and 39,135,503.22
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Solution
The fourth proportional to 107,292,811.56, 160,963,214.22 and 39,135,503.22 is: 58,712,007.79
Step by Step Solution
- Step 1: Write the proportion equation
107,292,811.56 : 160,963,214.22 = 39,135,503.22 : x - Step 2: Convert to fraction form
107,292,811.56/160,963,214.22 = 39,135,503.22/x - Step 3: Cross multiply
107,292,811.56x = 160,963,214.22 × 39,135,503.22 - Step 4: Simplify right side
107,292,811.56x = 6,299,376,388,408,360 - Step 5: Solve for x
x = 6,299,376,388,408,360/107,292,811.56 - Step 6: Final answer
x = 58,712,007.79
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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.