Finding the Fourth Proportional to 4,938,244,974.74, 6,814,784,813.55 and 2,680,184,535.98
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Solution
The fourth proportional to 4,938,244,974.74, 6,814,784,813.55 and 2,680,184,535.98 is: 3,698,658,322.28
Step by Step Solution
- Step 1: Write the proportion equation
4,938,244,974.74 : 6,814,784,813.55 = 2,680,184,535.98 : x - Step 2: Convert to fraction form
4,938,244,974.74/6,814,784,813.55 = 2,680,184,535.98/x - Step 3: Cross multiply
4,938,244,974.74x = 6,814,784,813.55 × 2,680,184,535.98 - Step 4: Simplify right side
4,938,244,974.74x = 18,264,880,873,264,603,136 - Step 5: Solve for x
x = 18,264,880,873,264,603,136/4,938,244,974.74 - Step 6: Final answer
x = 3,698,658,322.28
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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.