Finding the Fourth Proportional to 1,898,880,183.08, 2,619,619,951.36 and 1,145,773,315.14
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Solution
The fourth proportional to 1,898,880,183.08, 2,619,619,951.36 and 1,145,773,315.14 is: 1,580,663,520.96
Step by Step Solution
- Step 1: Write the proportion equation
1,898,880,183.08 : 2,619,619,951.36 = 1,145,773,315.14 : x - Step 2: Convert to fraction form
1,898,880,183.08/2,619,619,951.36 = 1,145,773,315.14/x - Step 3: Cross multiply
1,898,880,183.08x = 2,619,619,951.36 × 1,145,773,315.14 - Step 4: Simplify right side
1,898,880,183.08x = 3,001,490,636,076,633,088 - Step 5: Solve for x
x = 3,001,490,636,076,633,088/1,898,880,183.08 - Step 6: Final answer
x = 1,580,663,520.96
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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.