Finding the Fourth Proportional to 7,644,370,940.02, 10,549,559,183.97 and 4,257,280,211.32
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Solution
The fourth proportional to 7,644,370,940.02, 10,549,559,183.97 and 4,257,280,211.32 is: 5,875,228,963.18
Step by Step Solution
- Step 1: Write the proportion equation
7,644,370,940.02 : 10,549,559,183.97 = 4,257,280,211.32 : x - Step 2: Convert to fraction form
7,644,370,940.02/10,549,559,183.97 = 4,257,280,211.32/x - Step 3: Cross multiply
7,644,370,940.02x = 10,549,559,183.97 × 4,257,280,211.32 - Step 4: Simplify right side
7,644,370,940.02x = 44,912,429,552,064,651,264 - Step 5: Solve for x
x = 44,912,429,552,064,651,264/7,644,370,940.02 - Step 6: Final answer
x = 5,875,228,963.18
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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.