Finding the Fourth Proportional to 353,887,276.14, 488,573,930.18 and 314,620,595.30
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Solution
The fourth proportional to 353,887,276.14, 488,573,930.18 and 314,620,595.30 is: 434,362,666.09
Step by Step Solution
- Step 1: Write the proportion equation
353,887,276.14 : 488,573,930.18 = 314,620,595.30 : x - Step 2: Convert to fraction form
353,887,276.14/488,573,930.18 = 314,620,595.30/x - Step 3: Cross multiply
353,887,276.14x = 488,573,930.18 × 314,620,595.30 - Step 4: Simplify right side
353,887,276.14x = 153,715,420,759,719,136 - Step 5: Solve for x
x = 153,715,420,759,719,136/353,887,276.14 - Step 6: Final answer
x = 434,362,666.09
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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.