Finding the Fourth Proportional to 624,637,150.70, 931,371,304.97 and 607,475,634.12
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Solution
The fourth proportional to 624,637,150.70, 931,371,304.97 and 607,475,634.12 is: 905,782,458.60
Step by Step Solution
- Step 1: Write the proportion equation
624,637,150.70 : 931,371,304.97 = 607,475,634.12 : x - Step 2: Convert to fraction form
624,637,150.70/931,371,304.97 = 607,475,634.12/x - Step 3: Cross multiply
624,637,150.70x = 931,371,304.97 × 607,475,634.12 - Step 4: Simplify right side
624,637,150.70x = 565,785,374,089,341,312 - Step 5: Solve for x
x = 565,785,374,089,341,312/624,637,150.70 - Step 6: Final answer
x = 905,782,458.60
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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.