Finding the Fourth Proportional to 5,427,698,915.57, 8,142,017,359.58 and 1,497,405,072.98
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Solution
The fourth proportional to 5,427,698,915.57, 8,142,017,359.58 and 1,497,405,072.98 is: 2,246,236,994.38
Step by Step Solution
- Step 1: Write the proportion equation
5,427,698,915.57 : 8,142,017,359.58 = 1,497,405,072.98 : x - Step 2: Convert to fraction form
5,427,698,915.57/8,142,017,359.58 = 1,497,405,072.98/x - Step 3: Cross multiply
5,427,698,915.57x = 8,142,017,359.58 × 1,497,405,072.98 - Step 4: Simplify right side
5,427,698,915.57x = 12,191,898,098,526,316,544 - Step 5: Solve for x
x = 12,191,898,098,526,316,544/5,427,698,915.57 - Step 6: Final answer
x = 2,246,236,994.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.