Finding the Fourth Proportional to 243,890,248.08, 365,907,237.36 and 98,248,864.08
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Solution
The fourth proportional to 243,890,248.08, 365,907,237.36 and 98,248,864.08 is: 147,402,246.35
Step by Step Solution
- Step 1: Write the proportion equation
243,890,248.08 : 365,907,237.36 = 98,248,864.08 : x - Step 2: Convert to fraction form
243,890,248.08/365,907,237.36 = 98,248,864.08/x - Step 3: Cross multiply
243,890,248.08x = 365,907,237.36 × 98,248,864.08 - Step 4: Simplify right side
243,890,248.08x = 35,949,970,429,270,940 - Step 5: Solve for x
x = 35,949,970,429,270,940/243,890,248.08 - Step 6: Final answer
x = 147,402,246.35
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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.