Finding the Fourth Proportional to 894,920,487,258.62, 1,234,990,767,841.30 and 483,388,963,841.88
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Solution
The fourth proportional to 894,920,487,258.62, 1,234,990,767,841.30 and 483,388,963,841.88 is: 667,077,037,703.99
Step by Step Solution
- Step 1: Write the proportion equation
894,920,487,258.62 : 1,234,990,767,841.30 = 483,388,963,841.88 : x - Step 2: Convert to fraction form
894,920,487,258.62/1,234,990,767,841.30 = 483,388,963,841.88/x - Step 3: Cross multiply
894,920,487,258.62x = 1,234,990,767,841.30 × 483,388,963,841.88 - Step 4: Simplify right side
894,920,487,258.62x = 596,980,907,621,093,835,014,144 - Step 5: Solve for x
x = 596,980,907,621,093,835,014,144/894,920,487,258.62 - Step 6: Final answer
x = 667,077,037,703.99
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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.