Finding the Fourth Proportional to 4,617,356,492.99, 6,371,781,252.86 and 2,502,767,036.63
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Solution
The fourth proportional to 4,617,356,492.99, 6,371,781,252.86 and 2,502,767,036.63 is: 3,453,725,981.19
Step by Step Solution
- Step 1: Write the proportion equation
4,617,356,492.99 : 6,371,781,252.86 = 2,502,767,036.63 : x - Step 2: Convert to fraction form
4,617,356,492.99/6,371,781,252.86 = 2,502,767,036.63/x - Step 3: Cross multiply
4,617,356,492.99x = 6,371,781,252.86 × 2,502,767,036.63 - Step 4: Simplify right side
4,617,356,492.99x = 15,947,084,084,230,637,568 - Step 5: Solve for x
x = 15,947,084,084,230,637,568/4,617,356,492.99 - Step 6: Final answer
x = 3,453,725,981.19
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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.