Finding the Fourth Proportional to 4,617,356,312.43, 6,371,781,003.93 and 2,502,766,855.92
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Solution
The fourth proportional to 4,617,356,312.43, 6,371,781,003.93 and 2,502,766,855.92 is: 3,453,725,731.95
Step by Step Solution
- Step 1: Write the proportion equation
4,617,356,312.43 : 6,371,781,003.93 = 2,502,766,855.92 : x - Step 2: Convert to fraction form
4,617,356,312.43/6,371,781,003.93 = 2,502,766,855.92/x - Step 3: Cross multiply
4,617,356,312.43x = 6,371,781,003.93 × 2,502,766,855.92 - Step 4: Simplify right side
4,617,356,312.43x = 15,947,082,309,816,668,160 - Step 5: Solve for x
x = 15,947,082,309,816,668,160/4,617,356,312.43 - Step 6: Final answer
x = 3,453,725,731.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.