Finding the Fourth Proportional to 238,596,390.36, 329,224,608.12 and 134,168,235.48
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Solution
The fourth proportional to 238,596,390.36, 329,224,608.12 and 134,168,235.48 is: 185,130,565.81
Step by Step Solution
- Step 1: Write the proportion equation
238,596,390.36 : 329,224,608.12 = 134,168,235.48 : x - Step 2: Convert to fraction form
238,596,390.36/329,224,608.12 = 134,168,235.48/x - Step 3: Cross multiply
238,596,390.36x = 329,224,608.12 × 134,168,235.48 - Step 4: Simplify right side
238,596,390.36x = 44,171,484,748,054,880 - Step 5: Solve for x
x = 44,171,484,748,054,880/238,596,390.36 - Step 6: Final answer
x = 185,130,565.81
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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.