Finding the Fourth Proportional to 4,617,356,491.99, 6,371,781,251.49 and 2,502,767,035.63
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Solution
The fourth proportional to 4,617,356,491.99, 6,371,781,251.49 and 2,502,767,035.63 is: 3,453,725,979.81
Step by Step Solution
- Step 1: Write the proportion equation
4,617,356,491.99 : 6,371,781,251.49 = 2,502,767,035.63 : x - Step 2: Convert to fraction form
4,617,356,491.99/6,371,781,251.49 = 2,502,767,035.63/x - Step 3: Cross multiply
4,617,356,491.99x = 6,371,781,251.49 × 2,502,767,035.63 - Step 4: Simplify right side
4,617,356,491.99x = 15,947,084,074,430,064,640 - Step 5: Solve for x
x = 15,947,084,074,430,064,640/4,617,356,491.99 - Step 6: Final answer
x = 3,453,725,979.81
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1.5x scale
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.