Finding the Fourth Proportional to 90,224,364.96, 124,506,288 and 48,970,378.08
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Solution
The fourth proportional to 90,224,364.96, 124,506,288 and 48,970,378.08 is: 67,577,311.29
Step by Step Solution
- Step 1: Write the proportion equation
90,224,364.96 : 124,506,288 = 48,970,378.08 : x - Step 2: Convert to fraction form
90,224,364.96/124,506,288 = 48,970,378.08/x - Step 3: Cross multiply
90,224,364.96x = 124,506,288 × 48,970,378.08 - Step 4: Simplify right side
90,224,364.96x = 6,097,119,996,697,367 - Step 5: Solve for x
x = 6,097,119,996,697,367/90,224,364.96 - Step 6: Final answer
x = 67,577,311.29
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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.