Finding the Fourth Proportional to 624,641,006.04, 931,377,057.79 and 607,479,489.26
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Solution
The fourth proportional to 624,641,006.04, 931,377,057.79 and 607,479,489.26 is: 905,788,210.99
Step by Step Solution
- Step 1: Write the proportion equation
624,641,006.04 : 931,377,057.79 = 607,479,489.26 : x - Step 2: Convert to fraction form
624,641,006.04/931,377,057.79 = 607,479,489.26/x - Step 3: Cross multiply
624,641,006.04x = 931,377,057.79 × 607,479,489.26 - Step 4: Simplify right side
624,641,006.04x = 565,792,459,376,712,832 - Step 5: Solve for x
x = 565,792,459,376,712,832/624,641,006.04 - Step 6: Final answer
x = 905,788,210.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.