Finding the Fourth Proportional to 93,533,119.88, 129,078,424.18 and 51,149,171.08
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Solution
The fourth proportional to 93,533,119.88, 129,078,424.18 and 51,149,171.08 is: 70,587,342.85
Step by Step Solution
- Step 1: Write the proportion equation
93,533,119.88 : 129,078,424.18 = 51,149,171.08 : x - Step 2: Convert to fraction form
93,533,119.88/129,078,424.18 = 51,149,171.08/x - Step 3: Cross multiply
93,533,119.88x = 129,078,424.18 × 51,149,171.08 - Step 4: Simplify right side
93,533,119.88x = 6,602,254,401,119,629 - Step 5: Solve for x
x = 6,602,254,401,119,629/93,533,119.88 - Step 6: Final answer
x = 70,587,342.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.