Finding the Fourth Proportional to 156,571,101,670.84, 234,729,913,818.49 and 48,949,975,973.88
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Solution
The fourth proportional to 156,571,101,670.84, 234,729,913,818.49 and 48,949,975,973.88 is: 73,385,340,711.99
Step by Step Solution
- Step 1: Write the proportion equation
156,571,101,670.84 : 234,729,913,818.49 = 48,949,975,973.88 : x - Step 2: Convert to fraction form
156,571,101,670.84/234,729,913,818.49 = 48,949,975,973.88/x - Step 3: Cross multiply
156,571,101,670.84x = 234,729,913,818.49 × 48,949,975,973.88 - Step 4: Simplify right side
156,571,101,670.84x = 11,490,023,641,766,946,668,544 - Step 5: Solve for x
x = 11,490,023,641,766,946,668,544/156,571,101,670.84 - Step 6: Final answer
x = 73,385,340,711.99
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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.