Finding the Fourth Proportional to 157,464,331.55, 235,771,344.52 and 157,464,331.55
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Solution
The fourth proportional to 157,464,331.55, 235,771,344.52 and 157,464,331.55 is: 235,771,344.52
Step by Step Solution
- Step 1: Write the proportion equation
157,464,331.55 : 235,771,344.52 = 157,464,331.55 : x - Step 2: Convert to fraction form
157,464,331.55/235,771,344.52 = 157,464,331.55/x - Step 3: Cross multiply
157,464,331.55x = 235,771,344.52 × 157,464,331.55 - Step 4: Simplify right side
157,464,331.55x = 37,125,577,163,486,560 - Step 5: Solve for x
x = 37,125,577,163,486,560/157,464,331.55 - Step 6: Final answer
x = 235,771,344.52
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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.