Finding the Fourth Proportional to 624,637,141.74, 931,371,290.84 and 607,475,624.88
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Solution
The fourth proportional to 624,637,141.74, 931,371,290.84 and 607,475,624.88 is: 905,782,444.06
Step by Step Solution
- Step 1: Write the proportion equation
624,637,141.74 : 931,371,290.84 = 607,475,624.88 : x - Step 2: Convert to fraction form
624,637,141.74/931,371,290.84 = 607,475,624.88/x - Step 3: Cross multiply
624,637,141.74x = 931,371,290.84 × 607,475,624.88 - Step 4: Simplify right side
624,637,141.74x = 565,785,356,895,283,840 - Step 5: Solve for x
x = 565,785,356,895,283,840/624,637,141.74 - Step 6: Final answer
x = 905,782,444.06
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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.