Finding the Fourth Proportional to 4,617,356,393.66, 6,371,781,115.59 and 2,502,766,937.12
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Solution
The fourth proportional to 4,617,356,393.66, 6,371,781,115.59 and 2,502,766,937.12 is: 3,453,725,843.76
Step by Step Solution
- Step 1: Write the proportion equation
4,617,356,393.66 : 6,371,781,115.59 = 2,502,766,937.12 : x - Step 2: Convert to fraction form
4,617,356,393.66/6,371,781,115.59 = 2,502,766,937.12/x - Step 3: Cross multiply
4,617,356,393.66x = 6,371,781,115.59 × 2,502,766,937.12 - Step 4: Simplify right side
4,617,356,393.66x = 15,947,083,106,632,380,416 - Step 5: Solve for x
x = 15,947,083,106,632,380,416/4,617,356,393.66 - Step 6: Final answer
x = 3,453,725,843.76
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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.