Finding the Fourth Proportional to 1,597,023,116.12, 2,393,393,374.88 and 1,242,924,970.32
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Solution
The fourth proportional to 1,597,023,116.12, 2,393,393,374.88 and 1,242,924,970.32 is: 1,862,720,933.35
Step by Step Solution
- Step 1: Write the proportion equation
1,597,023,116.12 : 2,393,393,374.88 = 1,242,924,970.32 : x - Step 2: Convert to fraction form
1,597,023,116.12/2,393,393,374.88 = 1,242,924,970.32/x - Step 3: Cross multiply
1,597,023,116.12x = 2,393,393,374.88 × 1,242,924,970.32 - Step 4: Simplify right side
1,597,023,116.12x = 2,974,808,389,430,594,048 - Step 5: Solve for x
x = 2,974,808,389,430,594,048/1,597,023,116.12 - Step 6: Final answer
x = 1,862,720,933.35
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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.