Finding the Fourth Proportional to 1,029,894,378.30, 1,544,841,567.45 and 917,024,183.10
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Solution
The fourth proportional to 1,029,894,378.30, 1,544,841,567.45 and 917,024,183.10 is: 1,375,536,274.65
Step by Step Solution
- Step 1: Write the proportion equation
1,029,894,378.30 : 1,544,841,567.45 = 917,024,183.10 : x - Step 2: Convert to fraction form
1,029,894,378.30/1,544,841,567.45 = 917,024,183.10/x - Step 3: Cross multiply
1,029,894,378.30x = 1,544,841,567.45 × 917,024,183.10 - Step 4: Simplify right side
1,029,894,378.30x = 1,416,657,076,409,760,000 - Step 5: Solve for x
x = 1,416,657,076,409,760,000/1,029,894,378.30 - Step 6: Final answer
x = 1,375,536,274.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.