Finding the Fourth Proportional to 834,243,735.05, 1,250,661,827.24 and 686,698,576.53
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Solution
The fourth proportional to 834,243,735.05, 1,250,661,827.24 and 686,698,576.53 is: 1,029,468,559.85
Step by Step Solution
- Step 1: Write the proportion equation
834,243,735.05 : 1,250,661,827.24 = 686,698,576.53 : x - Step 2: Convert to fraction form
834,243,735.05/1,250,661,827.24 = 686,698,576.53/x - Step 3: Cross multiply
834,243,735.05x = 1,250,661,827.24 × 686,698,576.53 - Step 4: Simplify right side
834,243,735.05x = 858,827,696,482,683,136 - Step 5: Solve for x
x = 858,827,696,482,683,136/834,243,735.05 - Step 6: Final answer
x = 1,029,468,559.85
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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.