Finding the Fourth Proportional to 373,319,256.51, 515,103,663.49 and 214,518,695.76
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Solution
The fourth proportional to 373,319,256.51, 515,103,663.49 and 214,518,695.76 is: 295,991,605.43
Step by Step Solution
- Step 1: Write the proportion equation
373,319,256.51 : 515,103,663.49 = 214,518,695.76 : x - Step 2: Convert to fraction form
373,319,256.51/515,103,663.49 = 214,518,695.76/x - Step 3: Cross multiply
373,319,256.51x = 515,103,663.49 × 214,518,695.76 - Step 4: Simplify right side
373,319,256.51x = 110,499,366,072,536,432 - Step 5: Solve for x
x = 110,499,366,072,536,432/373,319,256.51 - Step 6: Final answer
x = 295,991,605.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.