Finding the Fourth Proportional to 42,634,520,917.76, 63,961,589,219.28 and 14,308,211,330.08
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Solution
The fourth proportional to 42,634,520,917.76, 63,961,589,219.28 and 14,308,211,330.08 is: 21,465,608,522.32
Step by Step Solution
- Step 1: Write the proportion equation
42,634,520,917.76 : 63,961,589,219.28 = 14,308,211,330.08 : x - Step 2: Convert to fraction form
42,634,520,917.76/63,961,589,219.28 = 14,308,211,330.08/x - Step 3: Cross multiply
42,634,520,917.76x = 63,961,589,219.28 × 14,308,211,330.08 - Step 4: Simplify right side
42,634,520,917.76x = 915,175,935,557,224,890,368 - Step 5: Solve for x
x = 915,175,935,557,224,890,368/42,634,520,917.76 - Step 6: Final answer
x = 21,465,608,522.32
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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.