Finding the Fourth Proportional to 5,516,385,495.84, 7,612,772,762.52 and 3,010,420,630.80
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Solution
The fourth proportional to 5,516,385,495.84, 7,612,772,762.52 and 3,010,420,630.80 is: 4,154,468,210.96
Step by Step Solution
- Step 1: Write the proportion equation
5,516,385,495.84 : 7,612,772,762.52 = 3,010,420,630.80 : x - Step 2: Convert to fraction form
5,516,385,495.84/7,612,772,762.52 = 3,010,420,630.80/x - Step 3: Cross multiply
5,516,385,495.84x = 7,612,772,762.52 × 3,010,420,630.80 - Step 4: Simplify right side
5,516,385,495.84x = 22,917,648,181,882,519,552 - Step 5: Solve for x
x = 22,917,648,181,882,519,552/5,516,385,495.84 - Step 6: Final answer
x = 4,154,468,210.96
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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.