Finding the Fourth Proportional to 2,011,069,440.08, 3,017,038,353.74 and 612,163,102.32
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Solution
The fourth proportional to 2,011,069,440.08, 3,017,038,353.74 and 612,163,102.32 is: 918,376,820.63
Step by Step Solution
- Step 1: Write the proportion equation
2,011,069,440.08 : 3,017,038,353.74 = 612,163,102.32 : x - Step 2: Convert to fraction form
2,011,069,440.08/3,017,038,353.74 = 612,163,102.32/x - Step 3: Cross multiply
2,011,069,440.08x = 3,017,038,353.74 × 612,163,102.32 - Step 4: Simplify right side
2,011,069,440.08x = 1,846,919,558,443,904,000 - Step 5: Solve for x
x = 1,846,919,558,443,904,000/2,011,069,440.08 - Step 6: Final answer
x = 918,376,820.63
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1.5x scale
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.