Finding the Fourth Proportional to 343,269,188.52, 473,727,675.12 and 194,593,191.12
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Solution
The fourth proportional to 343,269,188.52, 473,727,675.12 and 194,593,191.12 is: 268,547,784.38
Step by Step Solution
- Step 1: Write the proportion equation
343,269,188.52 : 473,727,675.12 = 194,593,191.12 : x - Step 2: Convert to fraction form
343,269,188.52/473,727,675.12 = 194,593,191.12/x - Step 3: Cross multiply
343,269,188.52x = 473,727,675.12 × 194,593,191.12 - Step 4: Simplify right side
343,269,188.52x = 92,184,180,023,459,440 - Step 5: Solve for x
x = 92,184,180,023,459,440/343,269,188.52 - Step 6: Final answer
x = 268,547,784.38
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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.