Finding the Fourth Proportional to 153,445,157.41, 230,313,251.35 and 94,975,971.28
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Solution
The fourth proportional to 153,445,157.41, 230,313,251.35 and 94,975,971.28 is: 142,554,024.61
Step by Step Solution
- Step 1: Write the proportion equation
153,445,157.41 : 230,313,251.35 = 94,975,971.28 : x - Step 2: Convert to fraction form
153,445,157.41/230,313,251.35 = 94,975,971.28/x - Step 3: Cross multiply
153,445,157.41x = 230,313,251.35 × 94,975,971.28 - Step 4: Simplify right side
153,445,157.41x = 21,874,224,745,544,944 - Step 5: Solve for x
x = 21,874,224,745,544,944/153,445,157.41 - Step 6: Final answer
x = 142,554,024.61
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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.